#### **Step 1: Cook the Pasta**
Bring a large pot of salted water to a boil. Cook **pasta** until **al dente** according to package instructions. Reserve **½ cup pasta water**, then drain.
#### **Step 2: Prepare the Ricotta Mixture**
In a large mixing bowl, whisk together **ricotta, lemon zest, lemon juice, garlic, olive oil, salt, black pepper, and red pepper flakes** until smooth.
#### **Step 3: Toss Everything Together**
Add the **hot pasta** directly to the ricotta mixture. Toss well, adding **pasta water as needed** to create a silky sauce. Stir in **arugula** and let it slightly wilt.
#### **Step 4: Serve & Enjoy**
Sprinkle with **grated Parmesan** and serve immediately. Pair with **garlic bread or a fresh salad**.