Sweet & Sour Pineapple Pepper Beef Recipe

INGREDIENTS
1/3 cup brown sugar, packed
1/3 cup apple cider vinegar
1 (8 ounce) can pineapple chunks, drained and reserve juice
3 tablespoons coconut aminos
1 tablespoon fresh minced garlic (or to taste)
1/4 cup olive oil
1 roast beef cut into bite size pieces
1/2 teaspoon dried red pepper flakes (or to taste)
salt and pepper
1 large onion, cut into about 1-inch pieces
1/4 cup cornstarch
1/4 cup cold water
1 large green pepper, seeded and chopped

DIRECTIONS

1. In a small bowl combine apple cider vinegar, reserved pineapple juice, coconut aminos and garlic.
2. Add in the brown sugar and stir until completely dissolved; set aside.
3. Heat oil in a skillet.
4. Season the beef cubes with salt and pepper then brown in hot oil on all sides.
5. Place the browned meat in the slow cooker along with the red pepper flakes.
6. Add onion to the slow cooker.
7. Pour the sauce mixture over the onion and beef.
8. Cover and cook on LOW setting for 6 hours or on HIGH heat for about 4 hours.
9. Dissolve the cornstarch and cold water in a mug.
10. Add in the cornstarch mixture, pineapple chunks and green pepper into the beef mixture in the slow cooker.
11. Continue to cook for about 30 minutes, or until the green pepper is crisply tender and the juices are thickened.
12. Serve with cooked rice.