CLSM figures of the Pickering emulsion gels before and after three freeze–thaw cycles. (A0) initial Pickering emulsion oil phase, (A1) Pickering emulsion oil phase after one freezing thawing cycle, (A2) Pickering emulsion oil phase after two freezing thawing cycle, (A3) Pickering emulsion oil phase after three freezing thawing cycle, (B0) initial Pickering emulsion protein phase, (B1) Pickering emulsion protein phase after one freezing thawing cycle, (B2) Pickering emulsion protein phase after two freezing thawing cycle, (B3) Pickering emulsion protein phase after three freezing thawing cycle).