Add thyme, scallions, onion, Scotch bonnet, garlic, ginger, bell pepper, celery, parsley, and cilantro/culantro to a blender or food processor.
Add pimento, black pepper, and salt.
Pour in lime juice and vegetable oil.
Blend until a thick, smooth paste forms. Add small splashes of water only if needed.
Taste and adjust salt or lime.
Store in a glass jar in the refrigerator for up to 1 week, or freeze in ice cube trays for long‑term use.