Stir in the tomato paste, chili powder, sugar, cumin, oregano, paprika, red pepper and nutmeg until combined. Cook for 5 minutes. Add in the crushed tomatoes, fire roasted tomatoes and pinto beans. Bring the mixer to a simmer. Simmer, stirring often, for 30 to 45 minutes. Stir in the chocolate ice and simmer for another 15 minutes. Serve with your favorite toppings.