Double is a type with an inner partition. The aluminum alloy has high thermal conductivity and bakes delicious original hot sandwiches in a short time. The outside is crispy and the inside is fluffy. You can use bread without cutting the ears, and you can easily make it by simply sandwiching your favorite ingredients and baking them on both sides. The recipes for ham, cheese, vegetables, eggs, etc. are endless. The deliciousness of the hot sandwich will bring a smile to your face. You can also sandwich different ingredients on the left and right sides to enjoy two different flavors at once. It is very useful for breakfast, snacks, and outdoor activities.