Recipes using steel cut oats?

Online. Not on like.

I make bread with them. I scoured every recipe on like for a long time. FINALLY, I came across homemadefoodjunkie.com
Her recipe is DELICIOUS.

I recently got some from Anson Mills and they have the types of recipes you are seeking on their website:
http://ansonmills.com/recipes/422
I plan on making the granola.

I love these relatively wholesome fruit muffins with oats instead of bran; just sub the bran with an equal weight of oats, ground in a food processor to approximately bran-sized bits: https://smittenkitchen.com/2014/05/blue-sky-bran-muffins/

Great use for steel cut oats: Oat Milk

Also, I soak them overnight in buttermilk and then use them to make muffins.
You can also whirl them in the food processor to make them finer.

Here's the problem with steel cut oats, they have to be softened, somehow, or it's like eating gravel. You might have to pre-cook them first before trying to substitute for rolled/quick oats. Here's a nice little guide on using steel cut oats in baking: https://www.leaf.tv/articles/how-to-substitute-steel-cut-for-rolled-oats/