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Serving

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Maple Walnut Fudge

Name: Maple Walnut Fudge
Total time: 30 min
Yield: 50 servings
Cuisine: Desserts
Ingredients: 1/4 cup (1/2 stick) butter; 1 1/2 cups evaporated milk; 3 cups granulated sugar; 1/2 tsp salt; 2 cups miniature marshmallows; 1 1/2 cups white chocolate chips; 1 1/2 cups walnuts (chopped); 1 tsp maple flavoring

Creamy, old-fashioned maple fudge studded with toasted walnuts.

30 minutes

Serves 50

Dessert

14 min prep

23 min cook

Contains common allergens

Dairy Tree nut

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Good to know

Ready in under 30 minutes

Matched from this dish's own ingredients and timing. Browse more: 30-minute meals

Instructions

5 steps

1
Combine the butter, evaporated milk, sugar, and salt in a medium heavy-duty saucepan.
2
Bring to a full rolling boil over medium heat, stirring constantly, then continue boiling and stirring constantly for 4 1/2 to 5 minutes.
3
Remove from the heat and stir in the marshmallows, white chocolate chips, chopped walnuts, and maple flavoring.
4
Stir vigorously for about 1 minute, until the marshmallows are fully melted and the mixture is smooth and creamy.
5
Pour into a buttered 13x9-inch baking pan and spread evenly. Cool until firm, then cut into small squares. Makes about 50 pieces.

Maple Walnut Fudge — plated and served — Serving moment. How Maple Walnut Fudge looks plated and ready to eat — a representative photo, not a step in the recipe.

Listahan Family Score™

78/100

Good fit for most families

Allergen-friendly 80

Kid-friendly 85

Weeknight-easy 96

Budget-friendly 72

Great leftovers 56

Pantry-friendly 58

Score reflects how well this recipe fits a typical busy household. In the app, your Family Score is personalized to your household's allergens, kids, and pantry.

Nutrition

per serving

120

Calories

1 g

Protein

18 g

Carbs

5 g

Fat

Estimated per serving. Actual values depend on the brands and portions you use.

Listahan cooking guide

Chef notes & practical guide

Technique notes, ingredient swaps, serve-alongside ideas, storage guidance, and equipment for this recipe.

Cultural context

Fudge as North Americans know it was reportedly invented in the United States in the late 1880s, with competing claims from Vassar, Wellesley, and Smith colleges where students sold it as a treat. The use of marshmallows and evaporated milk in the 20th-century formula, sometimes called the foolproof method, eliminated the crystallization pitfalls of the older cooked-sugar version. Maple and walnut became a classic North American pairing because both ingredients are native to the northeastern United States and Canada.

Listahan note

This version uses the marshmallow method, where miniature marshmallows melt into the hot sugar syrup and act as a stabilizer, producing smooth, sliceable fudge without the need for a candy thermometer or precise temperature control.

Technique cues

Cook the sugar, evaporated milk, and butter together at a steady medium boil for exactly 5 minutes while stirring constantly; this builds the sugar concentration needed before the marshmallows and chips go in.
Remove the pan from heat before adding marshmallows and white chocolate chips, then stir vigorously until fully melted and smooth; adding them off-heat prevents scorching and produces a glossier finish.
Pour into the pan immediately after the walnuts and maple flavoring are folded in; fudge sets quickly once off-heat, and waiting even a few minutes can produce a grainy, difficult-to-spread result.

Kitchen flow

Parallel prep: Line the pan with foil and butter it, chop and toast the walnuts, and measure all the add-in ingredients before you start the stove; the cooking stage moves quickly and there is no time to prep mid-process.
Make-ahead: Fudge is ideal for making 1-2 days ahead; wrap the slab in plastic and refrigerate until firm, then slice into squares the day of serving.
Leftover move: Chop leftover fudge into rough chunks and fold into vanilla ice cream with a swirl of maple syrup for a quick maple walnut sundae.
Cleanup rhythm: Soak the pan in hot water immediately after pouring; the residual sugar dissolves in 5-10 minutes. Scrape rubber spatulas under hot running water before the sugar cools.

Ingredient brief

Role, handling, and swap guidance for each key ingredient.

1 1/2 cups evaporated milk

liquid base and protein stabilizer

Purpose: Evaporated milk has concentrated proteins that interfere with large sugar crystal formation, helping produce a smooth fudge; its lower water content also speeds the boiling stage compared to fresh milk.

Handling: Stir the evaporated milk into the sugar and butter in the cold pan before bringing to a boil so the mixture is uniform before heat is applied.

Adaptation: Full-fat coconut milk (evaporated by simmering to reduce by half) can substitute for a dairy-free version; the coconut note pairs naturally with the maple.

2 cups miniature marshmallows

texture stabilizer

Purpose: Marshmallows contain gelatin and corn syrup, both of which prevent crystallization and give the fudge its creamy, pull-apart texture without requiring precise sugar temperatures.

Handling: Measure and have them ready before cooking starts; they need to go in immediately after the pan leaves the heat.

Adaptation: Vegan marshmallows (Dandies brand) work equivalently and make the recipe dairy-and-gelatin-free when combined with coconut milk and vegan white chocolate.

1 1/2 cups white chocolate chips

fat and flavor body

Purpose: White chocolate chips melt into the marshmallow base and add cocoa butter richness and sweetness that carry the maple flavor throughout the block.

Handling: Keep measured and ready at the stove; adding them quickly after the marshmallows prevents the pan from cooling too much before everything is combined.

Adaptation: Butterscotch chips in place of white chocolate create a toffee-maple combination that some people prefer; the flavor is more assertive and slightly less sweet.

1 1/2 cups walnuts (chopped)

texture and flavor contrast

Purpose: Walnuts provide crunch and their slightly bitter, earthy flavor balances the intense sweetness of the fudge base.

Handling: Toast the walnuts in a dry skillet for 4 minutes before chopping; the toasted flavor compounds deepen significantly and contrast better with the sweet base.

Adaptation: Pecans are a milder, sweeter nut that also pairs classically with maple; skip nuts entirely for a nut-free version that is still excellent.

1 tsp maple flavoring

primary flavor signature

Purpose: Maple flavoring is more concentrated than real maple syrup and survives the high heat of the cooking stage better, delivering consistent maple character throughout the finished fudge.

Handling: Add off-heat along with the walnuts and stir well to distribute evenly throughout the base before pouring.

Adaptation: Two tablespoons of real Grade B (dark/robust) maple syrup added off-heat can substitute; it is less intense but more natural in flavor, and the extra liquid is small enough not to affect texture significantly.

Technique notes

Use the foil lining as a sling to lift the entire fudge slab out of the pan onto a cutting board; this lets you use a large chef knife with clean downward strokes rather than digging out pieces.
Score the fudge into squares with a warm knife (run under hot water and wipe dry) before it is completely cold; cold fudge requires more pressure and can crack rather than cut cleanly.
For a more intense maple experience, drizzle the top of the set fudge with 2 tablespoons of real maple syrup and scatter a pinch of flaky sea salt before the slab is refrigerated.

Ingredient swaps

Dairy-free option: Use coconut evaporated milk, vegan butter sticks, vegan marshmallows, and dairy-free white chocolate chips; the coconut-maple combination is surprisingly good.
Nut-free direction: Omit the walnuts entirely and fold in 1/2 cup of crispy rice cereal at the last moment for crunch without allergen concerns.
Real maple upgrade: Replace the maple flavoring with 3 tablespoons of Grade B dark robust maple syrup and reduce the evaporated milk by the same amount to maintain the liquid balance.

Serve alongside

a platter of sharp aged cheddar and apple slices for a sweet-savory holiday cheese board
vanilla shortbread cookies alongside in a gift tin
dried cranberries and candied pecans in a mixed candy-and-nut bowl
hot black coffee to cut the sweetness
a glass of cold whole milk
bourbon neat or with a single large ice cube

Serving suggestions only — check pairings for your household's allergens.

Storage & reheating

Refrigerate in an airtight container with parchment between layers for up to 3 weeks; fudge keeps well cold.
Bring to room temperature for 15 minutes before serving; cold fudge can feel waxy and the flavor is more muted than at room temperature.
Freeze individually wrapped squares in an airtight container for up to 3 months; thaw in the refrigerator overnight.

Equipment

heavy-bottomed 3-quart saucepan
8x8-inch or 9x9-inch square pan lined with buttered foil
wooden spoon or sturdy heat-safe silicone spatula
dry skillet for toasting walnuts

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