Peel and slice peaches. sif flur, baking powder, salt and cinnamon inot large bowl; stir in brown sugar. Cut in margarine with pastry blender until crumbly; stir in pecans. Beat eggs slightly with milk; add all at one o heflour mixture. Stir with fork until blended. spred dough on 2 greased 9" an t wthn /2" of edge. Bake at 450 degrees fro 20-25 mintes r ntil golden. Sweeten peaches to taste with sugar. Flavor whipped cram with almond flavoring. Plave 1 shortake layer on serving plattr. Tp it peaches and whipped cream. Add remaining shortcake layer. Spoon remaing peaches and whipped cream over top layer. Serve immediately.