sweet soy sauce; sugar and soy sauce mixture
A simple mixture of sugar and soy sauce, often used as a quick seasoning or glaze in home cooking.
I make teriyaki sauce with sugar and soy sauce.
I eat rice cakes dipped in sweet soy sauce.
Teriyaki sauce typically includes mirin and sake in addition to sugar and soy sauce, while 砂糖醤油 is just the two ingredients.
Compound of 砂糖 (sugar) and 醤油 (soy sauce).