Cow Patties

2 cups granulated sugar
4 tablespoons cocoa
1/2 cup (1 stick) butter
1/2 cup milk
1 teaspoon vanilla extract
1/2 cup peanut butter
2 1/2 cups rolled oats

Bring first 4 ingredients to a rolling boil in a medium saucepan for exactly 1 1/2 minutes. Remove from heat and add remaining ingredients.

Quickly spread on either wax paper or greased cookie sheet. Allow to cool and then cut into squares.