Chicken Tuna Bagel Sandwich

Thinly slice the onion and cucumber

Shred the chicken breast

Drain the oil from the tuna using a strainer

In a bowl, mix chicken breast, tuna, Greek yogurt, salt, and pepper

Cut the bagel in half and toast it

Place the chicken tuna mixture on one side of the bagel

Add the sliced onion and cucumber, then cover with the other half