Apple crumble versão americana

Name: Apple crumble versão americana
Cuisine: American
Ingredients: • 7 medium apples, peeled, cored and thinly sliced; • 1 tablespoon fresh lemon juice; • 1 tablespoon rum or brandy; • ½ cup (95 g) packed light brown sugar; • 1½ teaspoons ground cinnamon; • ¼ teaspoon freshly grated nutmeg; • Pinch of ground cloves; • 1 tablespoon all-purpose (plain) flour; • 1 stick plus 2 tablespoons (140 g) butter, softened; • ½ cup (95 g) packed light brown sugar; 60 g oats; • ½ cup (65 g) all-purpose (plain) flour; • 1 teaspoon baking powder; • 1 teaspoon ground cinnamon; • ½ teaspoon salt