cart = []  # Store all cart items

def add_to_cart(dish_name, spice_level, extras, instructions, quantity, menu_data):
    """Add selected item with options to the cart."""
    dish = menu_data[menu_data['Dish Name'] == dish_name].iloc[0]
    price = dish['Price']
    extras_cost = sum([float(extra.split('+ $')[-1]) for extra in extras]) if extras else 0
    total_price = (price + extras_cost) * quantity
    
    # Add to cart
    cart.append({
        "Dish": dish_name,
        "Spice Level": spice_level,
        "Extras": ", ".join(extras) if extras else "None",
        "Instructions": instructions,
        "Quantity": quantity,
        "Price": f"${total_price:.2f}"
    })
    return cart