Peanut Butter-Marshmallow Treats

Instructions

1. 1

   Spray square pan, 9 × 9 × 2 inches, with cooking spray.

2. 2

   Heat marshmallows and butter in 3-quart saucepan over low heat, stirring constantly, until marshmallows are melted and mixture is smooth; remove from heat.

3. 3

   Stir in vanilla.

4. 4

   Stir in half of the cereal at a time until evenly coated.

5. 5

   Press in pan; cool.

6. 6

   Cut into 6 rows by 6 rows.