Caribbean Fudge Pie

Ingredients:
	1/4 c Butter or regular margarine 3/4 c Brown sugar; firmly packed 3 Eggs; lg 12 oz Chocolate chips; melt & cool 2 ts Instant coffee powder 1 ts Rum flavoring 1/4 c Unbleached flour 1 c Walnuts; coarsely chopped 1 Unbaked 9" pie shell Walnut halves
Directions:
	Cream the butter and brown sugar together in a bowl until light and fluffy, oven for 25 minutes or until set around the edge. Cool on a wire rack.