Heat a large skillet over medium heat. Add the 2 tablespoons olive oil, the breadcrumbs, and crushed red pepper flakes. Cook, stirring occasionally until the breadcrumbs are toasted all over, about 4 minutes. Stir in the pistachios. Remove the from the skillet. Season with salt.Bring a large pot of salted water to a boil. Boil the pasta to al dente, according to package directions. Reserve 1/2 cup pasta cooking water. Drain.Meanwhile, set your skillet over medium-high heat. Add 1 tablespoon butter and the lemon. Cook until the lemon is caramelized, 2 minutes. Remove the lemon from the skillet and toss with the basil in a small bowl. To the skillet, add 1 tablespoon olive oil, 1 tablespoon butter, and the asparagus. Season with salt and pepper. Cook until the asparagus is tender, 5 minutes. Add the garlic and a pinch of chili flakes, cook 2-3 minutes until fragrant. Add the wine, then the pasta, ricotta, parmesan, and 1/2 of the lemon/basil. If needed, thin the sauce with the reserved pasta cooking water. Remove from the heat and serve immediately topped with breadcrumbs and additional basil. Enjoy!