Easy Baked Meatballs

Ingredients

1 ¹/₂ tsp regular butter

1 ¹/₂ tsp olive oil

1 large uncooked onion(s), minced

1 pound(s) uncooked lean ground beef

1 large egg(s), beaten

1 Tbsp fresh parsley, finely minced (or 1/2 tsp Italian seasoning)

³/₄ tsp table salt

¹/₄ tsp red pepper flakes

¹/₄ cup(s) canned beef broth, or chicken broth

¹/₄ cup(s) white wine