Microwave Marshmallow Treats

Prep: 5 min Cook: 7 min Serves: 9 Cuisine: American

Creamy, sweet marshmallow treats with a crunchy rice Krispies base and a hint of peanut butter, perfect for a quick snack or fun dessert for all ages.

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Ingredients

  • 1/4 c. butter
  • 4 c. mini marshmallows
  • 1 Tbsp. peanut butter
  • 5 c. Rice Krispies

Instructions

  1. Heat butter in a 2-quart dish for 50 to 60 seconds, or until melted.
  2. Stir in marshmallows, coating them with the butter.
  3. Cook for 1 1/2 minutes; stir well.
  4. Cook for another 1 1/2 minutes.
  5. Stir in peanut butter and rice Krispies until well coated.
  6. Pat the mixture evenly into a 9 x 9 x 2-inch pan.
  7. Allow to cool.
  8. Cut into squares and serve.

Tips & Substitutions

For a fun twist, add a pinch of salt or a sprinkle of cinnamon to the melted marshmallow mixture. You can also substitute the Rice Krispies with other cereals like Cornflakes or Chex for a different texture. If you prefer, use almond butter instead of peanut butter for a nut-free option, or omit it altogether for a classic marshmallow treat.

Serving Suggestions

Cut the treats into small squares for a perfect bite-sized snack. They are great for parties or as a quick dessert after meals. Pair them with a scoop of vanilla ice cream for an indulgent treat, or serve alongside a fruit salad like Dark Sweet Cherry Salad for a refreshing contrast.

Storage & Reheating

Store leftover treats in an airtight container at room temperature for up to a week. To prevent them from sticking together, you can place parchment paper between layers. If you want to enjoy them warm, reheat individual squares in the microwave for about 10 seconds, just until soft.

Nutrition & Diet Analysis (per serving)

Each serving of Microwave Marshmallow Treats contains roughly 1204 calories, with 35g protein, 141g carbohydrates, and 60g fat. It is an excellent source of iron (123% of the Daily Value), vitamin A (76% of the Daily Value), and protein (71% of the Daily Value). Note that it is relatively high in sodium, at 1252mg per serving (54% of the Daily Value).

1204 kcal 60% DV
Protein Fat Carbs

Macronutrients

Protein 35.4g 71% DV
Total Fat 60g 77% DV
Carbs 141.3g 51% DV
Fiber 14.3g 51% DV
Sugar 58.4g 100% DV

Electrolytes

Sodium 1252.5mg 54% DV
Potassium 1073.3mg 23% DV
Cholesterol 5mg 2% DV

Vitamins & Minerals

Vitamin A 684.7mcg 76% DV
Vitamin C 26.7mg 30% DV
Vitamin D 4.8mcg 24% DV
Calcium 492.2mg 38% DV
Iron 22.2mg 100% DV
Diet fit High-protein High-fiber
Contains Milk Peanut

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use regular marshmallows instead of mini marshmallows?

Yes, you can use regular marshmallows. Just cut them into smaller pieces to ensure they melt evenly. Keep in mind that you might need to adjust the cooking time slightly, as larger marshmallows take a bit longer to melt.

How can I make these treats more colorful?

To add color, consider mixing in some colorful sprinkles or M&M's after the mixture has cooled slightly but is still malleable. This will give your treats a festive look, perfect for celebrations or themed parties.

Can I make these treats vegan?

Absolutely! Substitute the butter with a plant-based alternative and use vegan marshmallows. Be sure to check the label on the peanut butter as well, ensuring it doesn't contain any animal-derived ingredients.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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