Description
Indulge in the nostalgic flavors of these Marshmallow Crispy Cookies, a delightful Costco Copycat treat that combines the crunchy goodness of Rice Krispies with the soft, chewy texture of mini marshmallows. Enhanced by the rich, nutty flavor of brown butter, these cookies are incredibly easy to make—requiring no chilling time—perfect for any occasion from casual snacking to festive gatherings. In just 36 minutes, you can whip up a batch that’s sure to impress your family and friends!
Ingredients
Scale
- ½ cup salted butter
- ¾ cup brown sugar
- ½ cup granulated sugar
- 1 large egg (room temperature)
- 1 teaspoon vanilla extract
- ½ teaspoon baking soda
- ¾ teaspoon salt
- 1 cup + 2 tablespoons all-purpose flour
- 1½ cups Rice Krispie cereal
- ⅔ cup mini marshmallows
Instructions
- Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
- In a medium saucepan, melt butter over medium heat until golden brown and fragrant. Allow it to cool slightly.
- In a mixing bowl, combine cooled brown butter with sugars until smooth. Add egg and vanilla, mixing well.
- Gradually incorporate baking soda, salt, and flour until just combined.
- Fold in Rice Krispies and mini marshmallows until evenly distributed.
- Use a cookie scoop to portion dough onto the prepared baking sheet, leaving space for spreading.
- Bake for 10-13 minutes or until edges are lightly golden. Sprinkle with flaked salt before serving.
- Prep Time: 15 minutes
- Cook Time: 10-13 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 150
- Sugar: 9g
- Sodium: 100mg
- Fat: 7g
- Saturated Fat: 4g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: <1g
- Protein: 1g
- Cholesterol: 15mg