Used pie glass
Used the following ingredients
2.5 honey crisp apples
Half small lemon squeeze
1/4 tsp cinnamon - in apple
1/2 tsp cinnamon - in crumble
1 tbs granulated sugar in apple
3/4 cup oats
3/4 cup light brown sugar
1 cup flour?
(Basically adjusted apple amount to fit pie glass but wanted sufficient amount of crumble)