Potatoes In Alfredo Sauce

Bahan-bahan (12 porsi)

• 5 lb Yukon potatoes (13 med-large potatoes)
• Optional: 1 bay leaf and 2 pierced garlic cloves
• 2 cups heavy cream
• 1 medium onion (finely diced)
• 1 large carrot (grated)
• 1 can Alfredo Sauce (15 oz)
• 1 Tbsp salt + more to taste
• 3 Tbsp unsalted butter
• 1 Tbsp canola oil