Key West's Best Soft Serve Ice Cream & Mini Donuts. There is nothing better than homemade soft-serve ice cream with a side of hot, freshly made mini-donuts with toppings galore for both. Try a local favorite of soft serve key lime ice cream drizzled with chocolate sauce topped with crushed gram crackers crust on top or some hot mini donuts topped with pina-colada icing dusted with coconut flakes. Dream up your own combination with one of our many sauces and toppings, or be a purest and enjoy the rich, creamy homemade flavors of our delectable soft serve ice cream or hot, sweet mouthwatering mini donuts. Whatever your choice, we have it at Key West's Rooster Treats soft serve ice cream and mini donuts.