Chicken with Tomatoes and Olives

This recipe was a last minute decision. I looked at a few recipes and came up with this. It is quick and should be good with chicken breast as well.
Items needed:
1 medium pot
1 smaller pot
1 baking pan
Ingredients
1 TBSP Olive oil
1/2 TBSP Butter
1 lb chicken tights
Heat oil and butter then add chicken on medium heat. Heat for 5 minutes then turn over and lower heat.
Oil for pan to cook onion
1 onion any size you want
1 large can diced tomatoes
3/4 cup Mascoto wine.
1 TBSP Salt
1 TBSP Pepper
1 TBSP Italian seasoning
2 tsp paprika
2 tsp Oregano
6-8 black olives
6-8 green olives
Almost one 6 oz can of paste
1/2 lb to 1 lb mozzarella cheese.
Heat oil and cook onion till slightly soft. Add the rest of the ingredients and stir. Cook for 5 minutes on low to medium heat. Cover.
After 5 minutes add to chicken pot and cover. Cook on low for 30 minutes.
After 30 minutes, pour mixture into a baking pan and add sliced mozzarella cheese. Bake at 350 for 15 minutes to melt cheese. Serve over pasta and enjoy.