Step 1

Heat the grapeseed oil in a large cast-iron skillet over medium heat.

Step 2

Add the onions and cook until softened, about 3 minutes.

Step 3

Add the garlic and cook, stirring, until fragrant, about 1-2 minutes.

Step 4

Season the onions and garlic with 1 teaspoon of the Cajun seasoning, stirring to combine.

Step 5

Mix in the red peppers and green peppers, cooking until slightly softened, about 1-2 minutes.

Step 6

Add the cabbage and remaining Cajun seasoning, stirring to combine.

Step 7

Add the butter and stir until melted.

Step 8

Simmer the cabbage until it reaches the desired softness, about 15 minutes.

Step 9

Season the cabbage with salt and pepper. Serve.