This is one of my all-time favorite recipes. If you've known me for long, you've probably had these at one point or another. And if you haven't, well, you probably will soon. :-)
adapted from Ebenfeld Mennonite Brethren Church Cookbook
8 cups Rice Krispies
3/4 cup butter
2 packages caramels
2 packages miniature marshmallows
1 can sweetened condensed milk
Melt 1/2 cup butter and 1 1/2 packages marshamllows. Pour over cereal, mix and press 3/4 of mixture into bottom of jelly roll pan. Sprinkle on the rest of the marshmallows. Melt together 1/4 cup butter, caramels and milk. Pour over marshmallows. Make pats with remaining cereal mixture and put on top.