Easy Greek Shrimp Saganaki with Feta Cheese (Γαριδες Γιουβετσι)

Name: Easy Greek Shrimp Saganaki with Feta Cheese (Γαριδες Γιουβετσι)
Prep time: 5 min
Cook time: 20 min
Total time: 25 min
Cuisine: Greek
Ingredients: 4 TBSP. olive oil; ½ med. onion, finely chopped; 3 med. cloves of garlic, minced; 3 med. very ripe, fresh tomatoes, seeded & chopped; ¾ tsp. sea salt; ¼ tsp. freshly ground pepper (or more); ¼ cup dry white wine; 2 TBSP. tomato paste; 3 TBSP. flat leaf parsley, finely chopped; 1 lb. large raw shrimp, tails on, shelled & deveined (about 30 shrimp/lb.); 3-4 oz. Greek feta cheese, crumbled (this comes to about ¾ of a cup)