How to make Tsukimi(Moon-viewing)Sandwich

Hello. Welcome to my channel! My name is MEGUMIN. Today, I will share “ Tsukimi(Moon-viewing)Sandwich”.
I will make sandwiches for the first time in a while♪
When I think of September, "Tsukimi" comes to my mind.
It was difficult to decide whether I should make hamburgers or sandwiches.In the end, I chose sandwiches＼(^o^)／
Otsukimi Moon Viewing is a popular seasonal activity to enjoy the beautiful bright moon in the clearest sky of the year.
it is held in the eighth month by the lunar calendar.
Did you know about it?
The best date for 2020 will be October 1st.
We have different the best date for Otsukimi every year because originally the best date was on the the15th day in the 8th month by the lunar calendar. Now the best date for Otsukimi is during September 7th-October 8th as we are using the solar calendar now.
🔶for two servings
🔶cooking time 00:40
▽INGREDIENTS-Patty-
1/4 onion
200g the mixture of ground beef and pork
1/3 tsp salt
1/2 egg
2 tbsp bread crumbs
1.5 tbsp milk
a pinch of black pepper
▽INGREDIENTS-Teriyaki sauce-
2 tsp grated ginger
1 tbsp dark soy sauce
2 tbsp mirin(sweet sake)
1 tbsp honey
▽INGREDIENTS-Otsukimi Sandwiches-
2 eggs
2-3 leaves of lettuce
2 tbsp mayonnaise
1 tsp ketchup
1/2 tsp condensed milk
4 slices of sandwich bread
some butter