Spiced Sweet Potato Hummus

Name: Spiced Sweet Potato Hummus
Ingredients: 1 can (14 oz) white beans or kidney beans (rinsed (about 1 3/4 cups)); 1 can (14 oz) chickpeas (rinsed (about 1 3/4 cups)); 1 cup precooked (and peeled orange sweet potato (see note)); 2 tbsp tahini; 1 tsp sea salt (or more to taste); 1/2 - 1 tsp chili powder (adjust to taste; see note); 1/2 - 1 tsp chipotle hot sauce; 1/4 tsp cinnamon; 1 medium or large clove garlic (sliced or quartered); 4 - 5 tbsp freshly squeezed lime juice (zest limes first, see note); 1/4 cup fresh cilantro or parsley (optional); 1/2 - 1 tsp lime zest; 5-8 ice cubes, to thin, adjust as needed