TO PREPARE FILET STEAKS: Preheat oven to 450 degrees.
Combine first 5 ingredients.
Coat both sides of steaks with cooking spray; rub steaks evenly with thyme mixture.
Place steaks on rack of a broiler or roasting pan coated with cooking spray; bake at 450 degrees for 8 minutes on each side or until desired degree of wellness.
Remove from oven; keep warm.
TO PREPARE GRAVY: Heat oil in a large nonstick skillet over medium-high heat.
Add 1/2 tbs thyme, mushrooms, and 4 garlic cloves; cook 5 minutes or until mushrooms are tender.
Add broth and wine; bring to a boil.
Cook until reduced by half (about 4 minutes).
Combine water and cornstarch in a small bowl, stirring with a whisk.
Add cornstarch mixture to pan; bring to a boil.
Cook 1 minute or until slightly thickened, stirring constantly.
Serve with steaks.
Ready in 45 min.