Staub · Bakeware
Staub Sesame 2 pcs Rectangular Baking Dish Set
Lower concern. Enameled cast iron has no inherent PFAS risk.
Staub baking dishes are enameled cast iron. Enamel coatings are not typically formulated with PFAS, though brand does not explicitly disclose coating chemistry.
The safe swap
Staub
Staub 4-Piece Baking Dish Set
90/100 safety
Same rubric that flunked this product. The swap earned its A.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
enameled cast iron
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
cookware is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
Staub Sesame baking dishes are enameled cast iron: a cast iron core coated with a vitreous enamel (glass-like finish). The enamel layer is chemically fused to the iron during manufacturing at high temperature, creating an inert surface that prevents direct contact between food and the underlying metal. This design eliminates the primary leaching pathways that affect bare cast iron or other cookware metals. The enamel itself is a silicate-based ceramic coating and does not contain Teflon-type coating or PFOA.
The brand's record and disclosure
Staub (owned by Zwilling J.A. Henckels) manufactures enameled cookware primarily in France and has maintained a reputation for quality control without documented recalls related to toxic leaching or enamel degradation. The brand does not publicly disclose detailed coating composition or submit to independent third-party safety certifications, which is typical for premium cookware makers. No established safety controversies specific to Staub enamel cookware exist in published consumer safety databases or regulatory records.
How it compares in its category
Enameled cast iron ranks among the lowest-risk baking dish materials. Unlike bare cast iron (which can leach small amounts of iron into acidic foods), bare aluminum (prone to leaching), or ceramic with lead-glazed finishes, enameled cast iron provides a sealed, non-reactive surface. It is comparable in safety to stainless steel but retains heat better. Most premium enameled cast iron cookware (Le Creuset, Staub, Smithey) operates under similar manufacturing standards with minimal differentiation in hazard profiles.
If you buy it
Hand wash with non-abrasive sponges to preserve enamel integrity; aggressive scouring or dishwasher cycles can chip or crack the coating over decades. Avoid extreme thermal shock (placing hot dishes in cold water), which stresses the enamel bond. If the enamel develops significant chips, cracks, or flaking exposing bare cast iron, discontinue use or have the piece professionally re-enameled. Baking dishes do not reach the high stovetop temperatures that stress enamel; these are lower-risk than enameled cookpots.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Lead or cadmium in enamel coating
Modern enameled cast iron from reputable manufacturers like Staub is manufactured to exclude lead and cadmium from enamel formulations. No recall or detection records exist for Staub enameled baking dishes. Vintage or imported pieces from uncontrolled sources carry historical risk, but this current product line is not flagged.
Enamel chip or crack exposure (bare iron leaching)
Enameled cast iron is susceptible to mechanical damage over time. If the enamel coating chips or cracks, bare cast iron underneath may contact acidic foods (tomatoes, vinegar, citrus), leading to iron leaching and discoloration. This is a degradation hazard, not a manufacturing defect, and is managed through careful handling and inspection.
Teflon-type coating or fume inhalation risk
Enameled cast iron does not use Teflon-type coating (Teflon) coatings. The enamel is a durable silicate ceramic fused at high temperature and does not off-gas when heated normally. Risk is absent by material design.
Aluminum leaching
Staub enameled cast iron baking dishes do not contain aluminum as a primary material. The cast iron core and enamel coating do not leach aluminum.
Coating degradation and longevity
Enameled cast iron enamel can develop hairline crazing (fine surface cracks) or larger chips after decades of use, particularly if exposed to dishwasher cycles, thermal shock, or impact. Staub's enamel is durable, but not permanent. Monitoring for visual damage is the primary maintenance check.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 82% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Bakeware
Staub
4-Piece Baking Dish Set
enameled cast iron
Lower PFAS concern, enameled cast iron baking dishes without nonstick coating.
⚠Risky category by default
More bakeware grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.