Cut peeled cucumbers lengthwise and chop them into thin sticks. Slice the block of feta into rough cubes or crumbles. Peel and slice the shallot as thinly as possible. Combine everything all together.
Whisk equal parts olive oil, white wine vinegar, and lemon together. Add in red pepper flakes, salt and pepper. Slowly add into salad and taste as you go for preference.
On medium heat, add pine nuts to a pan and stir until browned. Add to salad and top with toasted breadcrumbs, mint and more salt/pepper.Enjoy!