Apple Pie Muffins

• 1 teaspoon butter, for greasing

Muffins

• 2 ½ cups all purpose flour (310 g)
• 1 red apple, peeled, cored, and diced
• 1 ½ cups brown sugar (330 g)
• 2 teaspoons cinnamon
• 1 teaspoon salt
• 1 teaspoon baking soda
• 1 teaspoon vanilla extract
• 1 large egg
• ½ cup applesauce (130 g)
• ½ cup plain yogurt (120 g)
• 1 cup apple juice (240 mL)

Topping

• ½ cup all purpose flour (60 g)
• ½ cup dark brown sugar (110 g)
• 4 oz unsalted butter (115 g)
• ¼ cup rolled oats (20 g)
• 1 teaspoon cinnamon

Glaze

• 1 cup powdered sugar (120 g)
• 2 teaspoons lemon zest
• 2 tablespoons lemon juice