Preheat oven to 400°.

Grease two 12 cup muffin pans or line with paper cup cake liners; set aside.

Combine flour, baking powder, baking soda and salt in medium bowl; set aside.

Beat Country Crock® Spread with the peanut butter in large bowl with electric mixer until smooth.

Add sugar and beat until light and fluffy, about 3 minutes. Beat in eggs.

Alternately beat in flour mixture and milk combined with bananas with mixer on low speed until blended.

Evenly spoon batter into prepared pans to make 18 muffins.

Bake 20 minutes or until toothpick inserted in centers comes out clean. Cool 10 minutes on wire rack; remove from pans and cool completely.