Soak chickpeas combined with baking power overnight in 2 quarts (8 cups) water
Drain & rinse chickpeas
In a medium sized pot, place the chickpeas & cover with water (water should be ~1 inch over chickpeas)
Bring chickpeas to a boil
Lower heat to a simmer & cook chickpeas for 60 minutes stirring occasionally with a wooden spoon
Saute celery, garlic & tomatoes in 2 tbs. olive oil for 5 minutes adding salt & pepper to taste
Add vegetable mixture & 1/4 cup olive oil to the pot of chickpeas. Continue cooking for another 25 minutes
Add salt & pepper to taste
Garnish with celery leaves & olive oil to serve
Only use a wooden spoon when cooking beans, as a metal spoon will halt the cooking of the beans.