Trim and assemble cake: Place 1 poundcake on right end of stacked crackers. Frost top. Top of truck: Trim 1/4 in. off both long sides of remaining poundcake. Bed for hoses: Mark 1/4 in. in from both sides of one end (click for diagram). Within marked lines, cut out a 4 1/2-in.-long, 1/2-in.-deep rectangle of cake. Center cake on top of other poundcake. Cab: Cut loaf cake crosswise 5 1/2 in. from 1 end (reserve smaller piece for another use). Trim front (click for diagram) for windshield. Set in place in front of poundcakes.

Spread a thin layer of frosting over truck to set crumbs, then frost truck, carefully frosting inside of hose bed. To hold ladders in place later, partially insert halved pretzel sticks in place on both sides of truck.

Cover exposed area of serving surface with wax paper. Choose a well-ventilated area; following directions on decorating spray can, spray cake to coat. Remove wax paper. Press tires in place.

Pipe windshield, windows, grill, headlights and NY Fire Dept on doors.

Carefully set hose and ladders in place. Press on vents, license plates, siren light, valves and knobs. Serves 20

Diagram