Crush macaroons. Whip cream stiff. Fold in nuts and macaroons. Oil a 9 x 13 inch pan. Put in a layer of macaroon mixture on bottom. Cut sherbet in slices and layer in the middle, filling in all spaces. Put rest of macaroon mixture as top layer and scatter nuts on top. Freezer for 24 hours. The day before serving, take out and cut into 16 pieces. Refreeze.Garnish with frozen raspberries.