Heat oven at 350'. Mix brown sugar, cup of margarine, tsp vanilla, and the eggs. Stir in the flour, baking soda, and 1/2 tsp salt; stir in the oats. Set aside 1/3 of the Oat mixture. Press remaining Oat mixture in a greased jelly pan.

Heat 2 tbsp margarine, the milk and chocolate chips over low heat, stirring constantly, until chocolate is melted. Remove from heat, stir in (nuts), tsp vanilla and 1/2 tsp salt. Spread over oat mixture in pan. Drop the reserved oat mixture onto the chocolate mixture.

Bake until golden brown - 25 to 30 minutes. Makes about 70 2x1 inch bars.

Very good, try them cold from the fridge.