Here's some joints going the opposite way from Shreveport to Dallas. Good luck.
In Shreveport, LA get off I 20 at Exit 8 on Hwy. 526 which is W Bert Koun's Loop and go S a to second street which is W 70th St. take a right and go about a mile to Jan's River Restaurant for good seafood and good road food.
Jan's River Restaurant @ 7675 West. 70th St., Shreveport, LA 318 - 938 - 5026.
In Shreveport, LA get off I 20 at Exit 10 and go S on Pines Rd. to Westport Shopping Center and Becca's Steak and Seafood for outstanding cajun road food for lunch and dinner.
Becca's Steak and Seafood @ 6715 Pines Rd., Shreveport, LA 318 - 686 - 2811.
Get off I 20 at Exit 617 at Marshall, TX and go N on Highway 59 to E Travis Street. Take a left and go to P and J for good home cooked comfort food. Varsity Diner is also a good road foot joint. If you want BBQ go to BBQ Express.
P & J @ 506 East Travis Street, Marshall, TX 903 - 927 - 2553.
Varsity Diner @ 5902 SE End Blvd., Marshall, TX 903 - 935 - 2227.
BBQ Express @ 801 Elmore Street, Marshall, TX 903 - 923 - 8705.
Get off I 20 at Exit 599 at Longview, TX and go N on Highway 281 to Dudley's Cajun Cafe for fine southern soul comfort food. Bodacious and Carter's have outstanding BBQ.
Dudley's Cajun Cafe @ 301 W Loop 281, Longview, TX 903 - 663 - 6699.
Bodacious BBQ @ 2227 S Mobberly Ave, Longview, TX 903 - 753 - 8409
Carter's BBQ @ 519 S. Eastman Rd., Longview, TX. 903 - 236 - 3271. Near Kilgore, TX take Exit 583 off I 20 S on Hwy. 135 to Hwy. 31 which is several miles S of I 20. Take a right and go a few miles to Farm to Market # 2767 and take a right to Country Tavern BBQ.
Country Tavern @ TX 31 and Farm 2767, Kilgore, TX. 903 - 984 - 9954.
Get off I 20 at Exit 562 at Tyler, TX and go S to Stanley's BBQ.
Stanley's Famous Pit BBQ @ 525 S. Beckham Ave., Tyler, TX. 903 - 593 - 0311.
http://www.stanleyspitbbq.com/