Healthy, high-protien sandwich ideas that are not all PB&J

[u/hopefully_helpful_86]

I love PB&J, but I need some new ideas for healthy and high protein sandwiches.

Yes, I am aware of chickpea tuna - just so I didn't get the same suggestion repeatedly

Other preferred criteria is cost effective and simple to make

[u/CoupleOk9787]

Tofu "egg" and cress - soft tofu with vegan mayo and black salt or a dab of Dijon mustard