Step 1: Place the pot into the base.
Step 2: In a small mixing bowl, add the garlic salt, cayenne pepper, and black pepper. Whisk until well combined.
Step 3: Place the cabbage on the bottom of the pressure cooker liner, and then pour in water.
Step 4: Top the cabbage with 4 tablespoons worth of slices of butter.
Step 5: Season with about 1 teaspoon of the spice mixture on top.
Step 6: Add the smoked sausage into the pressure cooker.
Step 7: Add the onion, minced garlic, and potatoes, then season with the rest of the spice mixture.
Step 8: Top everything with the last 4 tablespoons of butter.
Step 9: Cover the pressure cooker, and then press the “sealing” setting.
Step 10: Press the button that says Manual/Pressure Cook. Make sure to set the timer to about 8 minutes.
Step 11: Do a quick release when it is done cooking.
Step 12: Serve and enjoy!