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Sarah

Vegan Sweet Potato Casserole (No Pecans)

Creamy maple-cinnamon sweet potatoes topped with a crunchy oat–pumpkin-seed streusel. Naturally dairy-free, egg-free, and gluten-free friendly with an optional vegan marshmallow finish.
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Prep Time 20 minutes
Cook Time 30 minutes
Total Time 1 hour
Servings: 10 servings
Course: Breakfast, Side Dish
Cuisine: American
Calories: 260

Ingredients

  • 3 lb (1.36 kg) sweet potatoes OR 2 cans (29 oz / 822 g) canned yams, drained well
  • 3 Tbsp olive oil or vegan butter, melted
  • ½ cup (120 ml) coconut milk or almond/oat milk (use ¼ cup if using canned yams)
  • ¼ cup (60 ml) maple syrup (plus more to taste)
  • 1 tsp vanilla extract
  • 1 tsp ground cinnamon
  • tsp ground nutmeg
  • ½ tsp fine salt
  • 1 Tbsp cornstarch or arrowroot
  • ½ cup (45 g) certified GF rolled oats
  • cup (45 g) pumpkin seeds (or sunflower seeds)
  • ¼ cup (30 g) oat flour (blend oats if needed)
  • 2–3 Tbsp maple syrup (for streusel)
  • 3 Tbsp melted coconut oil (for streusel)
  • ½ tsp cinnamon + pinch of salt (for streusel)
  • 2–3 cups vegan mini marshmallows (optional, gelatin-free)

Equipment

  • 9×13-inch baking dish
  • mixing bowls
  • potato masher or whisk

Method

  • Heat oven to 350°F (175°C). Grease a 9×13 pan.
  • Cook potatoes: Roast at 425°F 45–55 min until tender, or peel/cube and boil 15–18 min; drain and steam-dry.
  • Mash warm potatoes with oil/vegan butter. Whisk in milk, maple, vanilla, cinnamon, nutmeg, salt, and cornstarch. Spread into pan.
  • Mix streusel ingredients to clumpy crumbs; sprinkle evenly (or half, if adding marshmallows later).
  • Bake 25–30 min until bubbling at edges and just set.
  • (Optional) Add vegan marshmallows to the uncovered half and bake 3–5 min more or broil briefly to toast. Rest 10 min; serve.

Nutrition

Calories: 260kcalCarbohydrates: 45gProtein: 4gFat: 8gSaturated Fat: 4gPolyunsaturated Fat: 2gMonounsaturated Fat: 2gSodium: 220mgPotassium: 550mgFiber: 6gSugar: 15gVitamin A: 21000IUVitamin C: 5mgCalcium: 70mgIron: 1.5mg

Notes

Dietary swaps:
GF: Use certified GF oats and oat flour; arrowroot instead of cornstarch.
Nut-free: Use only seeds; confirm plant milk is nut-free.
Healthier: Reduce maple to 2 Tbsp, add ½ cup unsweetened vegan yogurt to the base.
Equipment: 9×13 baking dish; or 6–8 ramekins for minis.
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