Thinly slice/shred the cabbages and sprouts, discarding any wilted outer leaves and tough stalks. Melt the butter in a skillet over a low/medium heat. Thinly slice the garlic and add to the skillet along with the lemon zest and thyme leaves. Sweat for a minute or two until tender and fragrant.
Step 2
Add the prepared cabbage and sprouts and stir well to coat in the butter. Cook over a low heat for 5-6 minutes or until the vegetables are softened. Serve hot.