Instructions:

1. Preheat the oven to 475°F (245°C).

2. In a skillet, heat 1 tbsp olive oil over medium heat. Add the sausage and cook until browned, breaking it up into small pieces.

3. Add the fennel slices to the skillet and cook until softened. Season with salt and pepper.

4. Roll out the pizza dough on a floured surface to your desired thickness.

5. Brush the dough with the remaining olive oil, then top with the sausage and fennel mixture.

6. Sprinkle mozzarella over the top, then dot with spoonfuls of ricotta cheese.

7. Sprinkle with crushed red pepper flakes.

8. Bake the pizza for 12-15 minutes, until the crust is golden and the cheese is bubbly.

9. Garnish with fresh basil leaves before serving.