No bake cookies

1 3/4 cup white sugar
1/2 cup milk
1/2 cup butter
4 tbsp. unsweetened cocoa powder
1/2 cup crunchy (or smooth) peanut butter
3 cups quick cooking oats
1 tsp. vanilla extract

In a medium saucepan, combine sugar, milk, butter, and cocoa. Bring to a boil and cook for 1 1/2 minutes. Remove from heat, and stir in peanut butter, oats, and vanilla. Drop by teaspoonfuls onto wax paper. Let cook until hardened.