Gratin of Haddock With Zucchini And Tomato – Simmer + Sauce

Ingredients

• 6 new potatoes, cleaned and sliced into 1/4-inch slices
• 2 tablespoons Extra Virgin olive oil
• Kosher or coarse salt
• Freshly ground pepper
• 3 zucchini, grated
• 1 large tomato, sliced
• 2/3 cup plain panko bread crumbs
• 1 tablespoon unsalted butter, melted
• 1/4 cup fresh parsley, finely chopped
• 1-1/2 pounds haddock (or cod, tilapia, or other firm white fish), in 8 pieces