Get ready for a delicious taco dinner! Shop Walmart for low pricing on Old El Paso products, and score extra savings with these two coupons. Old El Paso taco seasoning is $0.78 per packet. Use a $1.00 off three coupon, and the final price is $1.34, or $0.45 each! Tacos needs shells, and Old El Paso shells are priced at $1.22 a box; use a $0.75 coupon to pay only $0.47.