The present invention discloses a square seasoned duck steak and a manufacture method thereof. The square seasoned duck steak is prepared from the following raw materials: duck meat, edible salt, white granulated sugar, monosodium glutamate, super I+G, garlic powder, lemon essence, beef extract, carrageenan, shallot oil, ginger powder, rosemary, black pepper powder, glucose, soy sauce, salad oil,corn modified starch, ice water, sodium bicarbonate, sodium carbonate, sodium citrate, fructooligosaccharides, polydextrose, Chinese chestnuts, marinating materials, phosphate starch, sodium starch octenyl succinate, xanthan gum, maltodextrin, glucono-delta-lactone, trehalose and sodium alginate. Beneficial effects are as follows: non-medicine residual duck breast meat is used, and the square seasoned duck steak is rich in protein content, has effects of supplementing nutrition, and is healthy and delicious food, and in line with concepts of modern healthy life. The square seasoned duck steakis prepared by processes of rolling and still-putting, the technology is simple, and the prepared square seasoned duck steak is flexible in mouthfeel inside and strong in meat appearance.