Preheat oven to 425°F(218°C). Grease a 9x13 inch casserole dish with 1 tablespoon oil.
Add the red pepper, onion and tomatoes to the greased casserole dish. Drizzle with the remaining 1 tablespoon oil. Sprinkle the chili flaked and oregano over the veggies and stir everything together.
Place the veggies in the oven and roast for 15 minutes.
Remove the dish from the oven and stir the chorizo and gnocchi into the veggies.
Top with mozzarella and place bake in the oven to bake for another 20 minutes.
Remove from oven and top with fresh basil and serve warm.
