Winter Chili Cornbread Pizza

Name: Winter Chili Cornbread Pizza
Ingredients: 1 clove garlic, minced; 1 poblano pepper, steamed, seeded and chopped; 1 small head cauliflower, cut into small florets; 2 cups chopped portobello mushrooms; 1 tablespoon chili powder; 1 tablespoon olive oil; 1/4 teaspoon kosher salt; 1/4 teaspoon ground cinnamon; 1/4 teaspoon ground coriander; 1/4 teaspoon ground cumin; Large pinch crushed red pepper flakes; One 15-ounce can black beans; One 10-ounce can fire-roasted diced tomatoes and green chilies; 2 tablespoons BBQ sauce; Splash of hot sauce; Vegetable broth or water, as needed; 1 tablespoon canola oil; 1 cup stone-ground yellow cornmeal; 3/4 cup all-purpose flour; 2 teaspoons sugar; 1 1/4 teaspoons baking powder; 1/2 teaspoon baking soda; 1/2 teaspoon kosher salt; 2 large eggs, lightly beaten; 3/4 cup buttermilk; 6 tablespoons unsalted butter, melted and cooled; 3/4 cup grated sharp Cheddar; Sliced jalapenos, for serving; Sour cream, for serving; Fresh cilantro, for serving