Vanilla Rice Krispies Treats - Classic Crispy Marshmallow Squares

Prep: 30 minCook: 5 min15 barsmediumAmerican
Vanilla Rice Krispies Treats - Classic Crispy Marshmallow Squares

These classic vanilla Rice Krispies treats combine the nostalgic crunch of puffed rice cereal with gooey melted marshmallows and a hint of vanilla extract. The simple three-ingredient base creates perfectly chewy, crispy squares that are ideal for lunch boxes, potlucks, or whenever you need a quick sweet treat. This version uses mini marshmallows for smoother melting and includes vanilla extract to enhance the flavor beyond the basic recipe. The treats set up in just 20 minutes, making them one of the fastest homemade desserts you can make.

Ingredients

Yield: 15 bars
  • ¼ cup salted butter
    unsalted butter1:1add pinch of salt

    90

    Full guide →
  • 14 oz mini marshmallows
    regular marshmallows1:1

    may melt less evenly

    Full guide →
  • ½ tsp vanilla extract
    almond extract1:1flavoradds tree_nuts

    creates different flavor profile

    Full guide →
  • 6 cups Rice Krispies cereal
    other puffed rice cereal1:1

    texture may vary slightly

Instructions

  1. 1

    Coat a 9x13 inch baking dish with butter or cooking spray

  2. 2

    Melt butter in a large saucepan over medium heat

  3. 3

    Add mini marshmallows to melted butter and stir until almost completely melted

  4. 4

    Remove from heat and stir in vanilla extract

  5. 5

    Add Rice Krispies cereal and mix gently with wooden spoon or rubber spatula until combined

  6. 6

    Transfer mixture to prepared baking dish

  7. 7

    Spread mixture evenly using back of spoon

  8. 8

    Wet or spray hands with cooking spray and pat down treats

  9. 9

    Cool for 20 minutes until treats hold their shape

  10. 10

    Cut into squares

Tips

Tip 1

Wet or spray your hands when pressing down the mixture to prevent sticking and ensure even distribution

Tip 2

Use mini marshmallows instead of regular size for smoother, more even melting without lumps

Tip 3

Let treats cool completely before cutting for clean, neat squares that hold their shape

Good to Know

Storage

Store covered at room temperature for up to 1 week

Make Ahead

Can be made 2-3 days ahead and stored covered at room temperature

Serve With

Serve at room temperature cut into squares

Common Mistakes

Watch

Avoid overcooking marshmallows to prevent hard, brittle treats

Watch

Do not pack mixture too firmly to maintain light, airy texture

Substitutions

salted butter
unsalted butter1:1add pinch of salt

90

Full guide →
mini marshmallows
regular marshmallows1:1

may melt less evenly

Full guide →
vanilla extract
almond extract1:1flavoradds tree_nuts

creates different flavor profile

Full guide →
Rice Krispies cereal
other puffed rice cereal1:1

texture may vary slightly

Find more substitutions →

FAQ

Can I use regular marshmallows instead of mini?

Yes, but mini marshmallows melt more evenly. If using regular, cut them smaller or expect some lumps in the final texture.

How long do these keep fresh?

Rice Krispies treats stay fresh for up to one week when stored covered at room temperature in an airtight container.

Can I freeze these treats?

Yes, wrap individual squares in plastic wrap and freeze for up to 2 months. Thaw at room temperature for 30 minutes before serving.