Mince onion and carrot. In a large pan, medium heat add butter. Saut onion and carrot and flavor with dash of salt and pepper. Saut for 6 minutes Let it cool.
After onion and carrot cool down, in a large bowl, mix meat and all the ingredients of . Mix very well with hands. Shape the meat into oval shapes and throw them back and forth from one hand to the other (like playing catch ball) to release the air from the meat. This is an important step (and fun).
In a large pan, medium heat cook meat until its golden brown, 4 minutes. Turn over and cook another 4 minutes with low-medium heat with the lid on. Wipe excess oil with paper towel.
In the same pan, higher the heat to medium-low and add all the ingredients for the sauce. Cook it for another 3 minutes to reduce the sauce a bit and enjoy
