Monster Cookies

2 cups shortening or butter
2 cups brown sugar
2 cups white sugar
3 cups crunchy peanut butter
1/2 cup corn syrup
1/2 cup water
6 eggs
3 tsp. vanilla
2 cups flour
4 tsp. baking soda
salt
12 cups rolled oats
12 oz. package M&M plain candies
12 oz. package chocolate chips 

Mix. Bake at 350 degrees for 10-12 minutes on greased cookie sheets.