Add rice to water in a sauce pan and bring to boil. Cover and reduce heat to simmer for 20 minutes.
Heat butter in Cast Iron Skillet over medium heat until melted. Add oil and heat untill hot.
Brown Fillets on both sides about 4 minutes per side.
Remove fillets from pan and set aside.
Add mushrooms and onions to pan and cook till mushrooms are soft.
De-Glaze with wine combining pan drippings and scrapping any residue.
Add cream of mushroom soup and stir till thoroughly combined.
Return meat to pan, reduce heat, and simmer till steak is at desired doneness.
Add rice to bowl and scoop some pan gravy on top.
Slice meat and top rice.
Add more of the pan gravy with mushrooms on top of the meat.
Garnish with sliced tomatoes and onions. Serve.