No-Bake Peanut Butter Oatmeal Cookies

1 cube margarine
2 cups sugar
1/2 cup milk
1 cup peanut butter
3 cups quick oats

In saucepan over med-heat, melt margarine.  Add sugar and milk.  Whisk and stir.  Bring to boil over medium heat and let boil for 1 minute.  Remove from heat.  Stir in peanut butter until smooth.  Pour over oats in separate bowl.  Stir.  Let set for 3-5 minutes, allowing oats to soak up moisture and set a bit.   Using small cookie scoop or regular spoon, put scoops onto waxed paper and put in fridge or freezer to cool.