Oatmeal Apple Muffins

Ingredients:
-1 and 1/2 cups almond milk
-2 large eggs
-1/4 cup  pure maple syrup
-1/3 cup coconut flour
-3 cups  old-fashioned whole oats
-1 1/2 heaping teaspoon baking powder
-1 1/2 teaspoons ground cinnamon
-1/4 teaspoon ground nutmeg
-1/4 teaspoon ground cloves
-1/2 teaspoon pure vanilla extract
-1/4 teaspoon salt
-1 heaping cup peeled chopped apple (two apples)
-Optional: 1/4 cup (50g) chopped almonds, walnuts or pecans for topping
-Spray olive oil