 Cream Cheese Lemon Blueberry Pound Cake (http://www.thesugarcoatedcottage.com/cream-cheese-lemon-blueberry-pound-) Lemon-lavender greek yogurt pound cake (http://www.bakeyourday.net/lemon-lavender-greek-yogurt-pound-cake/) Glazed Lemon Pound Cake Loaf (https://www.seasonsandsuppers.ca/glazed-lemon-pound-cake-loaf/) Lemon Loaf Pound Cake Starbucks Copycat (https://www.melaniecooks.com/lemon-loaf-pound-cake/11235/) Lemon Blueberry Bread (http://thelittlestfunk.blogspot.com/2017/06/rainy-day-baking-lemon-blueberry-bread.html; or with lemon glaze: https://www.recipesinstant.com/2019/02/lemon-blueberry-bread.html)  
If you are referring to ground beef (as we call it in america) then it can be from anything really. Usually trimmings. Ground beef for hamburgers is usually from the chuck, but sirloin is also used (among every other cut of beef in theory) 