• Preheat oven to 350 degrees Fahrenheit.

Steam the green beans

• In a skillet over medium-high heat add the water and the green beans. 
• Bring the water to a boil then cover the skillet. Allow the green beans to steam for 4 to 5 minutes, then remove the cover and transfer the beans to a dish. Place to the side. 

Make and bake the spicy green bean casserole

• In a large bowl, combine the cream of mushroom soup, chipotle pepper powder, and salt. Stir well to combine.
• Add the thawed green beans and 3/4 cup french fried onions. Stir well until fully combined.
• Pour the mix into a 1 1/2 quart baking dish. Spread the mix evenly.
• Bake the casserole for 30 minutes, then stir well and taste. Add additional salt and/or chipotle pepper powder to taste. 
• Top the casserole with the remaining french fried onions and bake for an additional 5 minutes or until the french fried onions are lightly browned.
• Remove from oven and allow the green bean casserole to cool for 5 minutes. Serve.