In a food processor, chop 1/2 cup of oatmeal until it is finely blended to flour consistency.

Combine dry ingredients in mixing bowl.

In a small mixing bowl, add eggs, melted butter and vanilla and whisk until combined.

Add wet ingredients to dry ingredients stirring just to combine. Add in chopped apples.

Spoon batter into 6 greased jumbo muffin tins.

Make the streusel topping and sprinkle it on the muffins.

Bake in 425°F oven for 5 minutes, then reduce to 350°F and bake for 20-25 minutes.

Make the maple icing and drizzle on muffins.

You might also enjoy Apple Oatmeal Cookies!