Slow Cooker Beef-and-Sweet Potato Chili

INGREDIENTS

1 lb

90% lean ground sirloin

4 cups

(3/4-in.) cubed unpeeled sweet potato (about 1 1/4 lb.)

2 1/2 cups

unsalted beef stock

2 cups

chopped yellow onion

1 cup

chopped red bell pepper

1/4 cup

unsalted tomato paste

2 tbsp

chili powder

1 1/2 tsp

kosher salt

1 1/2 tsp

ground cumin

1/2 tsp

ground red pepper

garlic cloves, minced

2 14.5 ounce cans

unsalted diced tomatoes, undrained

1 15 ounce can

unsalted black beans, rinsed and drained

1 cup

chopped fresh cilantro, divided

4 oz

sharp cheddar cheese, shredded (1 cup)