To keep things easy, purchase fresh shrimp already peeled and deveined ... Add the butter, cabbage, and carrots and cook over high heat until the cabbage is browned in spots, about 2 minutes.
For years, I poached or boiled shrimp for shrimp cocktails, which many recipes call for. It was the same routine: Bring a pot of water to a boil, salt, and add the shrimp. Cook for maybe 5 minutes.
Fresh parsley isn’t just a colorful garnish ... until the wine reduces by half. Add the shrimp and cook until they just turn pink, about 2 to 4 minutes depending on the size, turning frequently.