01 - Heat the oven to 400°F (200°C).
02 - Place cherry tomatoes in a baking dish, add minced garlic, drizzle with 2 tablespoons olive oil, and season with salt, pepper, and oregano. Toss to combine evenly.
03 - Make a well in the center of the tomatoes and place the block of feta cheese inside. Drizzle the remaining 1 tablespoon olive oil over the feta.
04 - Sprinkle crushed red pepper flakes over the feta if desired.
05 - Bake for 30 to 35 minutes until tomatoes burst and feta is golden and creamy.
06 - Boil pasta in salted water following package instructions until al dente. Reserve 1/2 cup pasta cooking water, then drain.
07 - Remove baking dish from oven, mash feta and tomatoes with a fork until creamy. Add cooked pasta and fresh basil; toss gently, adding reserved pasta water as needed to achieve a silky sauce.
08 - Adjust seasoning to taste and serve immediately, garnished with additional basil leaves.