Use a 9 x 13 inch pan (greased and floured). Bake at 350 degrees for 40 minutes.

3 c. flour
2 c. sugar
1 c. butter
Grated rind of 1 lemon
1/2 tsp. allspice
1 tbsp. baking powder
1 tsp. salt
3 eggs, separated
1 1/2 c. milk
2 c. fresh blueberries

Mix flour and sugar in bowl; cut in butter until crumbly. Reserve 1 cup mixture for topping. Add lemon rind, allspice, baking powder and salt to remaining mixture. Add mixture of egg yolks and milk; beat until smooth. Fold in stiffly beaten egg whites gently. Pour into greased and floured pan. Later blueberries and reserved crumb mixture over top. Bake for 40 minutes or until golden brown.