Milli’s Crumbly Apple Coffee Cake

1-1/8 cup butter 1-1/2 cup sugar 2 eggs 2-1/2 cups or more flour 10-12 medium apples, peeled and thickly sliced 1 tsp. cinnamon 1/2 cup chopped walnuts or any other nuts Cream 1 cup butter.  Add 1 cup sugar and mix in well.  Add…