In a food processor combine the tahini and lemon juice and process for 1 minute, scrape the sides and bottom of the bowl then process for 30 more seconds
Add the olive oil- minced garlic, cumin, and a 1/2 teaspoon of salt to the whipped tahini and lemon juice
Process for 30 seconds, scrape the sides and bottom of the bowl then process another 30 seconds or until well blended
Open, drain, and rinse the chickpeas
Add half of the chickpeas to the food processor and process for 1 minute
Scrape sides and bottom of the bowl. then add remaining chickpeas and process until thick and quite smooth; 1 to 2 minutes
Add the roasted peppers (save some to top) and continue to process for 1 to 2 minutes or until smooth. If the hummus is too thick or still has tiny bits of chickpea, with the food processor turned on slowly add 1 to 3 tablespoons of water until you are happy with the consistency
Add salt if needed
Finely chop the reserved peppers. Spoon hummus into a bowl, make a small well in the middle and add the chopped peppers. Store homemade hummus in an airtight container and refrigerate up to one week.