CRUMBLE Hand mix salted butter, 200 g ea br/sugar, flour into sand-like texture; hold in fridge. Fill buttered cake pan w/ 3-4 diced Belle de Boskoop apples; drizzle w/ juiced lemon; cover w/ Crumble. Bake 350 deg 10-15 min.
SERVE scoop vanilla ice cream on the side.
NOTED Belle de Boskoop is apple variety which originated in Boskoop, the Netherlands, where it began as a chance seedling in 1856. There are many variants: Boskoop red, yellow or green. This rustic apple is firm, tart and fragrant. Greenish-gray tinged with red, the apple stands up well to cooking. The Belle de Boskoop contains more than twice the vitamin C than Golden Delicious.