Easy and Delicious Slow Cooker Cassoulet

Name: Easy and Delicious Slow Cooker Cassoulet
Ingredients: 1 tablespoon olive oil; 6 slices turkey bacon; 1 large onion, finely chopped; 4 boneless, skinless chicken thighs, chopped; 0.25 pound fully-cooked smoked sausage, diced; 3 cloves garlic, minced; 1 teaspoon dried thyme leaves; 2 bay leaves; 0.5 teaspoon ground black pepper; 0.25 cup tomato paste; 3 (15 ounce) cans great Northern beans, drained and rinsed; 1 (14.5 ounce) can diced tomatoes, drained; 3 tablespoons minced fresh parsley