Blueberry 250 g  refers to a ready-to-use sweet and tangy fruit topping made from blueberries, typically sold in a 250-gram package, perfect for drizzling over desserts like pancakes, waffles, ice cream, cheesecakes, or adding a fruity twist to savory dishes, and often thickened with cornstarch for a smooth, versatile consistency. 
Key Characteristics:
Ingredients: Made primarily from blueberries, sugar, water, and often lemon juice, with thickeners like cornstarch or modified starch.
Flavor Profile: A blend of sweet and tangy, highlighting the natural taste of blueberries.
Texture: Smooth, velvety, and pourable, becoming thicker as it cools.
Versatility: Used as a topping, filling, glaze, or ingredient for various sweet and savory recipes. 
Common Uses:
Breakfast: Pancakes, waffles, yogurt, oatmeal.
Desserts: Ice cream, cheesecakes, pastries, cakes, puddings.
Baking: Filling for muffins, pies, or tarts.
Savory Dishes: Glaze for meats or added to sauces and stews for a fruity kick. 
In essence, it’s a convenient way to enjoy the flavor of fresh blueberries in a ready-made sauce format, suitable for quick culinary enhancements.