Add the garlic, chipotles, adobo sauce, honey, tomato paste, beer, chicken broth and cornstarch in a blender, blend until smooth.
Sprinkle the chicken on all sides with salt and pepper.
Heat the olive oil in a pan over high heat, sear the chicken on both sides.
Reduce heat to medium, pour the sauce over the chicken. Simmer until the chicken is cooked through and the sauce has thickened, 6-8 minutes.
Remove from heat, shred the chicken using two forks, toss in the sauce.
Fill the slider buns with chicken, sprinkle with chopped green onions (or cilantro).