Bilad al-Sham Kitchen - Halloumi sandwiches with mint avocado pesto

Halloumi Sandwiches With Avocado And Mint Pesto:

4 sandwich bread2 boxes of halloumi cheese1 avocado1 juiced lemon1 cup of spinach2 tomatoes cut into slices1 can of chickpeas (optional)1 bunch of mintSalt + black pepper / crushed red pepper1/4 cup olive oil