Vegetables & Sides Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. 
Serving Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. Twice-Baked Sweet Potatoes
Fluffy roasted sweet potatoes mashed with sweet roasted garlic and sour cream, then baked again until hot.
Contains common allergens
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Instructions
6 steps- 1
Preheat the oven to 400°F (200°C). Remove the loose papery outer covering from the head of garlic but leave the cloves attached, then wrap it in aluminum foil coated with cooking spray.
- 2
Place the wrapped garlic and the whole sweet potatoes on a baking sheet and bake for about 1 1/4 hours, until the potatoes are very tender when pierced.
- 3
Carefully unwrap the garlic and separate the cloves; squeeze to extract about 2 teaspoons of soft roasted pulp.
- 4
Slice the skin away from the top of each sweet potato and scoop out the pulp, leaving the shells intact.
- 5
Mash the sweet potato pulp together with the roasted garlic, sour cream, salt, and pepper until smooth, then spoon the mixture back into the potato shells.
- 6
Return the filled shells to the 400°F (200°C) oven and bake for about 15 minutes, until heated through.
Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. Listahan Family Score™
72/100
Good fit for most families
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 serving140
Calories
2 g
Protein
27 g
Carbs
3 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
Twice-baked potatoes as a format, scooping out a baked potato's flesh, mixing it with enrichments, then refilling and baking again, are a diner and home-cooking staple, and swapping in sweet potatoes shifts the flavor toward the vegetable's own natural sweetness rather than needing much added sugar.
Listahan note
This version roasts a whole head of garlic alongside the sweet potatoes in the first bake, since that slow roasting mellows the garlic into a spreadable paste that folds into the filling instead of tasting sharp and raw.
Technique cues
- Roasting a whole head of garlic wrapped in foil alongside the sweet potatoes during the first bake softens it into a spreadable, mellow paste rather than the sharp bite of raw or quickly sauteed garlic.
- The sweet potato flesh needs to be scooped out while still warm, since it loosens and mixes far more easily with the sour cream than flesh that's been allowed to cool and firm up first.
- Leaving a thin layer of flesh against the skins keeps the shells sturdy enough to hold their shape through the second bake, since scooping them completely clean risks the skins collapsing.
- The second bake runs shorter than the first, mainly to reheat the filling through and lightly brown the top rather than to cook anything further.
Kitchen flow
- Parallel prep
- Start Twice-Baked Sweet Potatoes first if it takes longer than the main dish, and use the wait to prep other sides.
- Make-ahead
- Most of Twice-Baked Sweet Potatoes can be prepped ahead; finish the last step just before serving so texture and temperature stay right.
- Leftover move
- Fold leftover Twice-Baked Sweet Potatoes into a grain bowl or omelet the next day rather than reheating it plain.
- Cleanup rhythm
- Clean the prep bowls for Twice-Baked Sweet Potatoes while the main dish finishes cooking, so nothing's left stacked at the end of the meal.
Ingredient brief
Role, handling, and swap guidance for each key ingredient.
1 head of garlic
Aromatic base
Purpose: head of garlic creates the savory foundation before stronger ingredients are added.
Handling: Wash, trim, and cut evenly so the pieces cook at the same pace.
Adaptation: Use the closest fresh equivalent and expect a modest shift in flavor or texture.
6 medium sweet potatoes
Structural base
Purpose: medium sweet potatoes defines the shape and texture of the dish.
Handling: Wash, trim, and cut evenly so the pieces cook at the same pace.
Adaptation: Use the closest fresh equivalent and expect a modest shift in flavor or texture.
1/3 cup sour cream
Richness and texture
Purpose: cup sour cream rounds the texture and helps the dish feel complete.
Handling: Prep before heat is high so the cooking step can move without rushing.
Adaptation: Use unsweetened dairy-free alternatives only where they still provide enough fat and body.
1/4 tsp salt
Flavor support
Purpose: tsp salt supports the balance of Twice-Baked Sweet Potatoes and should taste integrated.
Handling: Prep before heat is high so the cooking step can move without rushing.
Adaptation: Use the closest fresh equivalent and expect a modest shift in flavor or texture.
1/8 tsp black pepper
Aromatic base
Purpose: tsp black pepper creates the savory foundation before stronger ingredients are added.
Handling: Wash, trim, and cut evenly so the pieces cook at the same pace.
Adaptation: Use the closest fresh equivalent and expect a modest shift in flavor or texture.
Technique notes
- Piping or mounding the filling back into the shells rather than just spooning it in flat gives the tops more surface area to brown during the second bake.
- These reheat well in the oven, though a microwave reheat can leave the shells slightly soft rather than holding their shape.
- The roasted garlic can be prepared well ahead of time, making the second stage of the dish faster to assemble on a busy night.
Ingredient swaps
- Dairy-free direction
- Swap the sour cream for a neutral dairy-free butter or oil and a full-fat plant milk (oat or coconut work best for body) — the texture shifts slightly but the dish holds together. This one leans on the sweet potatoes.
- Lower-sodium direction
- Hold back roughly a third of the salt at first; taste once everything else has had time to come together. This one leans on the sweet potatoes.
- Weeknight shortcut
- For a faster version, prep the longest-cooking component a day ahead so the night-of cook is mostly assembly and finishing. This one leans on the sweet potatoes.
Serve alongside
- Fresh berries
- Citrus fruit salad
- Mint leaves
- Black coffee
- Hot tea
- Sparkling water with lemon
Serving suggestions only — check pairings for your household's allergens.
Storage & reheating
- Store covered for 3 to 4 days, refrigerated when dairy, eggs, custard, or fresh fruit are involved.
- Reheat gently only when warmth improves the texture.
- Freeze sturdy baked portions up to 2 months; avoid freezing delicate fresh toppings.
Equipment
- Mixing bowls
- Baking dish or pan
- Cooling rack
Make this household-aware
Listahan Pro checks this recipe against your household's allergens, finds pantry-aware swaps, builds the shopping list, and helps you plan the week around it.
Plan it in Listahan
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