Sauce on the Side
The menu identifies a vegan calzone (Skinny V) and notes that the dough is 100% vegan.
Per-allergen evidence
The menu identifies a vegan calzone (Skinny V) and notes that the dough is 100% vegan. Vegan mozzarella is used. Staff are familiar with vegan options. Because the kitchen is shared, cross-contamination with dairy or meat is possible.
[1] Official Fresh Calzones, Salads and More! | Sauce on the Side, Sauce on the Side (official menu)
Official menu page lists calzones including 'Skinny V (Vegan!)', states dough is 100% vegan, and notes pesto contains nuts and dairy. No gluten-free symbols or other allergen markings.fetched Jul 5, 2026[2] Aggregator Sauce on the Side - Gluten-Free Restaurant in St Louis, MO, FindMeGlutenFree
A FindMeGlutenFree listing for the Manchester Avenue location quotes the owner describing gluten-free procedures such as a separate preparation area, a sanitised line, and the use of foil, but also confirms a shared oven and basting brush. Multiple coeliac diners have reported in reviews that they became ill after eating or were warned that the restaurant is not safe.fetched Jul 5, 2026Sauce on the Side serves gluten-free dough for calzones and salads. The kitchen is shared. The owner describes certain precautions: sanitising the line and using separate prep areas. However, the oven and basting brush are shared, and flour is present in the air. Several reviewers with coeliac disease have reported getting sick or being warned that the restaurant is not safe for celiac. Calling ahead to discuss needs directly with the chef is recommended.
[1] Aggregator Sauce on the Side - Gluten-Free Italian Restaurant in Saint Louis, MO, FindMeGlutenFree
The FindMeGlutenFree listing for the 8th St location reports GF menu items. Reviews mention a separate GF plate and staff cleaning the space, but also warn of flour-covered staff shirts and dough made with yogurt (dairy).fetched Jul 5, 2026[2] Aggregator Sauce on the Side - Gluten-Free Restaurant in St Louis, MO, FindMeGlutenFree
A FindMeGlutenFree listing for the Manchester Avenue location quotes the owner describing gluten-free procedures such as a separate preparation area, a sanitised line, and the use of foil, but also confirms a shared oven and basting brush. Multiple coeliac diners have reported in reviews that they became ill after eating or were warned that the restaurant is not safe.fetched Jul 5, 2026[3] Aggregator Sauce on the Side - Gluten-Free Restaurant in Saint Charles, MO, FindMeGlutenFree
FindMeGlutenFree listing for the St. Charles location. Describes separate prep and cleaning, but also mentions shared brushes and flour in air. Platform disclaimer: not dedicated GF. GF dough contains dairy.fetched Jul 5, 2026A vegan calzone with dairy-free cheese is available, but note that the gluten-free dough contains yogurt (dairy) and many menu items contain cheese. Staff can accommodate dairy-free requests but options are limited and cross-contamination risk is present.
[1] Official Fresh Calzones, Salads and More! | Sauce on the Side, Sauce on the Side (official menu)
Official menu page lists calzones including 'Skinny V (Vegan!)', states dough is 100% vegan, and notes pesto contains nuts and dairy. No gluten-free symbols or other allergen markings.fetched Jul 5, 2026[2] Aggregator Sauce on the Side - Gluten-Free Italian Restaurant in Saint Louis, MO, FindMeGlutenFree
The FindMeGlutenFree listing for the 8th St location reports GF menu items. Reviews mention a separate GF plate and staff cleaning the space, but also warn of flour-covered staff shirts and dough made with yogurt (dairy).fetched Jul 5, 2026[3] Aggregator Sauce on the Side - Gluten-Free Restaurant in St Louis, MO, FindMeGlutenFree
A FindMeGlutenFree listing for the Manchester Avenue location quotes the owner describing gluten-free procedures such as a separate preparation area, a sanitised line, and the use of foil, but also confirms a shared oven and basting brush. Multiple coeliac diners have reported in reviews that they became ill after eating or were warned that the restaurant is not safe.fetched Jul 5, 2026[4] Aggregator Sauce on the Side - Gluten-Free Restaurant in Saint Charles, MO, FindMeGlutenFree
FindMeGlutenFree listing for the St. Charles location. Describes separate prep and cleaning, but also mentions shared brushes and flour in air. Platform disclaimer: not dedicated GF. GF dough contains dairy.fetched Jul 5, 2026Limited information: we researched Sauce on the Side across 11 sources but found nothing specific about its Vegetarian options or how the kitchen manages cross-contamination. Treat this as a starting point and call ahead to confirm before relying on it.
[1] Aggregator Google Places listing, Google
The Google Places scaffold contains no allergen-relevant content.fetched Jul 5, 2026[2] Official Fresh Calzones, Salads and More! | Sauce on the Side, Sauce on the Side (official menu)
Official menu page lists calzones including 'Skinny V (Vegan!)', states dough is 100% vegan, and notes pesto contains nuts and dairy. No gluten-free symbols or other allergen markings.fetched Jul 5, 2026[3] Aggregator Sauce on the Side - Gluten-Free Italian Restaurant in Saint Louis, MO, FindMeGlutenFree
The FindMeGlutenFree listing for the 8th St location reports GF menu items. Reviews mention a separate GF plate and staff cleaning the space, but also warn of flour-covered staff shirts and dough made with yogurt (dairy).fetched Jul 5, 2026[4] Aggregator Sauce on the Side - Gluten-Free Restaurant in St Louis, MO, FindMeGlutenFree
A FindMeGlutenFree listing for the Manchester Avenue location quotes the owner describing gluten-free procedures such as a separate preparation area, a sanitised line, and the use of foil, but also confirms a shared oven and basting brush. Multiple coeliac diners have reported in reviews that they became ill after eating or were warned that the restaurant is not safe.fetched Jul 5, 2026[5] Aggregator Sauce on the Side - Gluten-Free Restaurant in Saint Charles, MO, FindMeGlutenFree
FindMeGlutenFree listing for the St. Charles location. Describes separate prep and cleaning, but also mentions shared brushes and flour in air. Platform disclaimer: not dedicated GF. GF dough contains dairy.fetched Jul 5, 2026[6] Verified blog Sauce on the Side | Eat More Calzones! | We Deliver!, sauceontheside.com
The chain’s official homepage serves as a promotional ordering hub. It contains no allergen information.fetched Jul 5, 2026[7] Verified blog 50 Essential Sauces, acouplecooks.com
Recipe blog post about homemade sauces; no mention of Sauce on the Side or any restaurant.fetched Jul 5, 2026[8] Verified blog Sauce - Wikipedia, en.m.wikipedia.org
The Wikipedia article about the condiment "sauce" is entirely unrelated.fetched Jul 5, 2026[9] Verified blog Access to this page has been denied., thekitchn.com
The source returned a technical access-denied page. No content was retrieved.fetched Jul 5, 2026[10] Verified blog List of sauces - Wikipedia, en.m.wikipedia.org
The source is a Wikipedia list article about sauces. It does not mention the venue.fetched Jul 5, 2026Always confirm with venue staff before ordering. Tiers and accreditations are guides, not guarantees.
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