Method

1. Drain the tuna cans well from the oil. 2. Put the tuna in A suitable bowl and mash very well. 3. Then gradually add the butter and avocado and continue mixing until you mix well and completely. 4. cover the tuna and butter mixture and refrigerate for at least two hours. 5. Then season with salt and pepper. 6. Then we distribute the tuna mixture on the bread slices. serve cool .