kosher salt
4 ounces dry linguine or spaghetti pasta
½ pound shrimp, cleaned and deveined
1½ tablespoons minced garlic
½ teaspoon red pepper flakes, more to garnish
1/8 teaspoon dried thyme
½ teaspoon garlic salt
2 tablespoons olive oil
4-5 thin slices lemon
½ cup white wine
1 tablespoon fresh lemon juice
2 tablespoons unsalted butter
black pepper
2 handfuls (about 2 cups) spinach leaves
fresh grated parmesan cheese