Warmth remaining 1 Tbsp. oil in a medium Dutch oven over medium. Put together dinner garlic, stirring, till tender however not browned, about 1 minute. Add kale and cook, stirring, till starting to wilt, about 2 minutes. Add 1 cup reserved pasta cooking liquid, cowl pot, and cook till kale Is completely wilted, about 4 minutes. Uncowl pot, add howeverter, and stir till melted. Add Parmesan and pasta and cook, tossing vigorously with tongs and including extra pasta cooking liquid if needed, till pasta is al dente and sauce coats pasta, about 2 minutes. Take away from heat and toss in squash, parsley, and lemon juice. Type and season with extra salt if needed.