Cut the potatoes into medium-sized pieces and place them in a glass dish.

Chop the onion into medium-sized pieces.

Slice the hot pepper into thin, round slices.

Cut the bell pepper into chunks (optional).

Add the chopped onion, sliced hot pepper, and bell pepper (if using) to the glass dish with the potatoes.

Pour enough water into the bottom of the dish to create a thin layer to prevent sticking.

Sprinkle the Cajun seasoning and crushed red pepper over the potatoes and toss to coat evenly.

Start with a small amount of crushed red pepper, adjusting to your desired level of heat.

Cover the glass dish with clear wrap.

Microwave for 20 minutes, or until the potatoes are tender.

Remove the dish from the microwave, toss to mix the potatoes and seasonings.

Spray the top of the potatoes with cooking spray.

Place the dish in a 350-degree oven for 20 minutes, or until the potatoes start to brown.