8 Pricey Ingredients That Actually Make A Huge Difference - Chowhound

Static Media / Shutterstock / Getty If you've been shopping at the supermarket (or at one of those overpriced specialty grocery stores) before, you may have found yourself standing in an aisle, staring at a $30 bottle of extra virgin olive oil next to the $5 alternative, wondering if the price actually makes a difference. Or, maybe you've hesitated over that $25 block of aged Parmigiano-Reggiano when there's…