Marinated Za'atar Bean Salad

Ingredients

• 1/2 (85 g) medium red onion, thinly sliced
• 1 tsp kosher salt, plus more as needed (used a total of 2 1/2 tsp in the salad)
• 1 lemons worth zest
• 3 tbsp (32 g) lemon juice
• 1 (13.4 oz or 380 g) can chickpeas, drained and rinsed
• 1 (14 oz or 400 g) can butter beans, drained and rinsed
• 1 cup (115 g) green olives, roughly chopped (a 10 oz jar of olives)
• 7–8 jarred artichoke hearts, quartered (optional)
• 1/2 cup (9 g) firmly packed mint leaves, finely minced
• 1/2 cup (18 g) firmly packed parsley, finely minced
• 3 tbsp (52 g) extra virgin olive oil
• 3 (15 g) garlic cloves, smashed and roughly chopped
• 3 tsp za’atar
• 1 tsp sumac
• 1/2 tsp ground cumin