Taco Taco, whose got the (best deal on a)Taco?

Del Taco:

Use this coupon at Del Taco to get a free Big Fat Chicken Taco when you buy another Big Fat Chicken Taco. This coupon expires January 5, 2010.

Chicken Soft Tacos are $0.99

Tuesdays, 3 Classic Tacos are $2.09

Thursdays, 3 Chicken Tacos are $2.09

Taco Bell:

Taco Bell has the New Black Jack Taco for $0.89

Chicken Soft Tacos and Crunchy Tacos are $0.89

Soft Tacos are $0.99

Rubios:

Their Fish Tacos are $1.25 every Tuesday

(Thanks Coupon Cravings and Moneysavingmom!)