Sous Vide Smothered Turkey

Ingredients

• 1 boneless, skin-on turkey breast half, or 2 turkey thighs
• Salt and pepper, to taste
• 2-3 Tbsp olive or canola oil
• 2-3 Tbsp butter
• 1 large onion, thinly sliced or chopped
• 2 cups mushrooms, quartered
• A few sprigs of fresh thyme
• 1 1/2 Tbsp all-purpose flour
• 1 cup chicken or vegetable stock
• 1/2 cup whipping cream or (full fat) sour cream