No-Bake Chocolate Peanut Butter Bars

2 cups peanut butter, divided

¾ cup butter, softened

2 cups powdered sugar

3 cups graham cracker crumbs

1 (12 ounce) package NESTLE® TOLL HOUSE® Semi-Sweet Chocolate Mini Morsels, divided

Grease 13 x 9-inch baking pan.

Beat 1 1/4 cups peanut butter and butter in large mixer bowl until creamy. Gradually beat in 1 cup powdered sugar. With hands or wooden spoon, work in remaining powdered sugar, graham cracker crumbs and 1/2 cup morsels. Press evenly into prepared baking pan. Smooth top with spatula.

Melt remaining peanut butter and remaining morsels in medium, heavy-duty saucepan over lowest possible heat, stirring constantly, until smooth. Spread over graham cracker crust in pan. Refrigerate for at least 1 hour or until chocolate is firm; cut into bars. Store in refrigerator.