01 - Preheat the oven to 400°F.
02 - Place the cherry tomatoes in a large baking dish. Add minced garlic and drizzle with 2 tablespoons of olive oil. Season with salt, pepper, and dried oregano, then toss to combine.
03 - Create a space in the center of the tomatoes and place the block of feta cheese. Drizzle the remaining 1 tablespoon of olive oil over the feta.
04 - Sprinkle crushed red pepper flakes over the feta, if using.
05 - Bake for 30 to 35 minutes, until tomatoes burst and feta turns golden and soft.
06 - While baking, cook pasta in a pot of salted boiling water until al dente. Reserve 1/2 cup of pasta water and drain.
07 - Remove baking dish from oven. Mash feta and tomatoes together using a fork until creamy and well blended.
08 - Add cooked pasta and fresh basil to the baking dish. Toss thoroughly, adding reserved pasta water as needed to create a smooth sauce.
09 - Taste and adjust seasoning with salt and pepper as needed. Serve immediately, garnished with additional basil leaves.