In place of sesame seeds you can also coat your nuggets in organic shredded coconut (make sure its organic/preservative free) or almond meal for a different texture (and if nuts are tolerated).
You can also change your herbs and spices to to make different flavour combinations such as using dried parsley or a pinch of cumin.
Sensitive to FODMAPs?
Omit garlic powder and onion powder and increase oregano to 2 teaspoons and paprika to 1 1/2 teaspoons.