Mexican Street Corn Soup

• 4 tablespoons butter
• 1 small white onion, chopped
• 1 jalapeno, minced
• 5 cloves garlic, crushed
• 3 tablespoons flour
• 2 teaspoons ground cumin
• 1 teaspoon chili powder
• 4 cups chicken stock
• 6 cups frozen corn kernels
• 1 tablespoon  sugar
• 2 teaspoons salt
• 1½ cups heavy cream, half and half, or milk
• 1 cup freshly chopped cilantro

Toppings:

• ½ lb bacon, cooked and crumbled
• ½ cup crumbled cotija cheese
• 1 jalapeno, sliced