SPAM (shoulder of pork and ham) is a canned precooked meat product made by the Hormel Foods Corporation.
Tsukune are Japanese meatballs. We use minced chicken, pork, or fish to make Tsukune and it can be fried or grilled. Cooked with salty sweet sauce and yolk for dipping is a popular Izakaya style.
It's a perfect recipe for bento since it goes great with white rice. At the same time, it's a tasty appetizer for your sake!