1 Corinthians 11:23-25 23For I received from the Lord what I also passed on to you: The Lord Jesus, on the night he was betrayed, took bread, 24and when he had given thanks, he broke it and said, "This is my body, which is for you; do this in remembrance of me." 25In the same way, after supper he took the cup, saying, "This cup is the new covenant in my blood; do this, whenever you drink it, in remembrance of me."
The Last Supper is thought to have been a Passover seder.
Da Vinci's Last Supper in Milan (c. 1498). Unfortunately, the dramatic picture began deteriorating and flaking within years of its completion. It's not a fresco.