These Fun-Filled Grinch Cupcakes will delight young and old with their green pudding insides but also their delicious red velvet cupcake and buttercream icing. I think the Grinch himself would crack a smile at these delightful cupcakes. Want more fun treats for the holidays? Then try our Snowman Cake Pops, Easy No-Bake Grinch Cookies, Hot…