Ina Garten says that having a few crucial items can make hosting outdoor dinners so much easier.And lucky for us, all these items are available from Amazon, so you can get them before the holiday rush:.Electric Throw Blanket: $46.Stainless Steel Patio Heater: $250.Solar Outdoor Lanterns: $50.Au Gratin Dishes: $45.Mini Pie Pans: $14