Black Cod in Saffron and Tomato Broth

Name: Black Cod in Saffron and Tomato Broth
Ingredients: 2 oz Pancetta; 2 garlic cloves (minced); 1/4 onion (just roughly chopped into large pieces); 1 cup cherry tomatoes; Zest from 1/2 lemon, then slice the other half into thin rings; Pinch of saffron threads (about 1 tsp); 1 1/2 cups dry white wine; 1 cup fish stock; 2 TBSP butter; 1 tsp Salt; 2 pieces Black Cod (about 1 inch thick); 1/4 tsp Salt; 1/4 tsp Pepper; 1 TBSP olive oil; 10 okra (sliced in half, lengthwise); 1/8 tsp salt; 1/8 tsp pepper