Preheat oven to 350°. Combine cake mix, melted butter and eggs; beat until blended. Stir in 1/2 cup pretzels, chocolate chips and caramel topping.
Drop by rounded tablespoonfuls 2 in. apart onto greased baking sheets. Flatten slightly with bottom of a glass; press remaining pretzels onto top of each. Bake 8-10 minutes or until set. Cool on pans 2 minutes. Remove to wire racks to cool completely.
Freeze option: Freeze cookies in freezer containers, separating layers with waxed paper. To use, thaw in covered containers.