Grain-Free Apple Pie Shortbread Bars With Crumb Topping

Ingredients

• 2 cups cassava flour
• 1/2 cup maple sugar
• 1/4 teaspoon sea salt
• 1 cup grass-fed butter (chilled, cut into cubes)
• 3-1/2 cups apples (preferably organic, cut into cubes)
• 2 tablespoons lemon juice
• 1 tablespoon cassava flour
• 1 teaspoon ground cinnamon
• 1/4 teaspoon ground cloves
• 1/4 teaspoon ground ginger
• 1/2 cup maple syrup
• 1/4 remaining shortbread dough (see recipe instructions, below)
• 1/2 teaspoon ground cinnamon