Crunchy on the outside and moist and fluffy on the inside, these apple and macaroon muffins always satisfy my cake cravings. Like most muffins they are quick and easy to make, and a wonderful way to use apples. The recipe grew out of an old recipe for macaroon cakes that I found in one of my granny’s old food magazines, and since I have a general hankering for apple recipes, I thought, why not combine the two? I decided to make these again the other day because my eight-year-old son suddenly found that green apples, having been his favorite apples for as long as I can remember, were no longer…