COMBINE flour, pecans, brown sugar and oats in large bowl. Add melted margarine, mix well.
Pat in a thin layer on a large baking sheet with sides.
BAKE at 400 F, stirring occasionally, for 15 minutes or until golden. Crumble while warm. Cool.
PRESS half of crumb mixture into 13" x 9" pan.
Drizzle with half of sauce. Spread with ice cream and remainder of crumbs and sauce. Cover and store in freezer. Cut pieces and serve as needed.
Servings: about 20 Helpful hint: Any flavour ice cream or a combination of 2 flavours and a complimentary sundae sauce will work in this dessert.
Well covered, it will keep several months in the freezer if it's in a well-hidden spot away from view of snackers. Remove from freezer 10 minutes before serving for easy slicing.
Ingredients
1 3/4 c All-purpose flour
1 c Chopped pecans
1 c Lightly packed brown sugar
1 c Rolled oats
1 c Margarine, melted
1 1/2 c Caramel sundae sauce
8 c Vanilla ice cream, slightly softened