In a large saucepan over medium-low heat, cook and stir zucchini and lemon juice for 15 to 20 minutes or until zucchini is tender.
Add the sugar, cinnamon and nutmeg: cook 1 minute longer. Remove from heat; set aside
For Crust, combine the flour and sugar in a bowl; cut in butter until the mixture resembles coarse crumbs. Stir 1/2 cup crumbs into zucchini mixture.
Pres half of remaining crust mixture into a greased 15x10x1 inch baking pan. Spread zucchini over top. crumble remaining crust mixture over zucchini. Sprinkle with cinnamon.
Bake at 375* F. for 35 to 40 minues or until golden and bubbly. Yeald 16-20 servings