Deluxe Chocolate Chip Cookies

This recipe is from one of my church cookbooks. These are dangerously good - you won't be able to have just one....or two...or three! This makes about 5 dozen large cookies, so share!

Deluxe Chocolate Chip Cookies
1 c. oil
2 sticks butter, softened
1 c. brown sugar
1 c. sugar
1 t. vanilla
1 egg
3 1/2 c. flour
1 t. baking soda
1/2 t. cream of tartar
1 c. oatmeal
1/2 c. coconut
1/2 c. Rice Krispies
12oz. bag chocolate chips
1/2 c. walnuts, chopped

Mix oil, butter, and sugars until thouroughly combined. Add in egg and vanilla. Add in flour, baking soda, and cream of tartar until mixed. Add oatmeal, coconut, and Rice Krispies. Stir in chocolate chips and walnuts. Drop by heaping tablespoons on ungreased cookie sheets and bake at 350 for 12 minutes.