Roasted garlic hummus

Name: Roasted garlic hummus
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Mediterranean
Ingredients: 1 head garlic cloves; 1 tbsp extra virgin olive oil; 1-1/2 cup cooked chickpeas ((= one 16oz can, drained)); 3 tbsp lemon juice ((= juice of 1 lemon)); 1/4 cup Tahini ((sesame paste)); 2 tbsp extra virgin olive oil; 1/2 tsp salt (or more to taste); 1/4 tsp cayenne pepper; 1/2 tsp sumac; 2 tbsp water (or juice from the can); 1/2 tsp Everything but the Bagel seasoning (for garnish)