A method for preparing a skin formulation, the method comprising: (a) placing a cosmetic article into an appliance configured for blending the cosmetic article, wherein the appliance comprises: a container for the cosmetic article having a heating assembly and elements for blending the article into the skin formulation; and a mechanism operable by the user for operating the base member to blend and heat the cosmetic article into the skin formulation; wherein the placing comprises placing the cosmetic article into the container of the appliance; wherein the cosmetic article comprises: a water resistant outer layer having a melting point in the range of 32.2-43.3 degrees Celsius (90-110 degrees Fahrenheit), a thickness of 0.5mm-5mm, and that defines an interior volume; a cosmetic material contained within the interior volume of the outer layer; wherein the cosmetic material and the outer layer are configured to blend with one another to produce the skin formulation; and (b) heating and blending the cosmetic article in the appliance to form the skin formulation, wherein the blending comprises moving the blending element to blend the cosmetic article within the container, and wherein the heating comprises heating the cosmetic article within the container with the heating element. (a) placing a cosmetic article into an appliance configured for blending the cosmetic article, wherein the appliance comprises: a container for the cosmetic article having a heating assembly and elements for blending the article into the skin formulation; and a mechanism operable by the user for operating the base member to blend and heat the cosmetic article into the skin formulation; wherein the placing comprises placing the cosmetic article into the container of the appliance; wherein the cosmetic article comprises: a water resistant outer layer having a melting point in the range of 32.2-43.3 degrees Celsius (90-110 degrees Fahrenheit), a thickness of 0.5mm-5mm, and that defines an interior volume; a cosmetic material contained within the interior volume of the outer layer; wherein the cosmetic material and the outer layer are configured to blend with one another to produce the skin formulation; and a container for the cosmetic article having a heating assembly and elements for blending the article into the skin formulation; and a mechanism operable by the user for operating the base member to blend and heat the cosmetic article into the skin formulation; wherein the placing comprises placing the cosmetic article into the container of the appliance; wherein the cosmetic article comprises: a water resistant outer layer having a melting point in the range of 32.2-43.3 degrees Celsius (90-110 degrees Fahrenheit), a thickness of 0.5mm-5mm, and that defines an interior volume; a cosmetic material contained within the interior volume of the outer layer; wherein the cosmetic material and the outer layer are configured to blend with one another to produce the skin formulation; and a water resistant outer layer having a melting point in the range of 32.2-43.3 degrees Celsius (90-110 degrees Fahrenheit), a thickness of 0.5mm-5mm, and that defines an interior volume; a cosmetic material contained within the interior volume of the outer layer; wherein the cosmetic material and the outer layer are configured to blend with one another to produce the skin formulation; and (b) heating and blending the cosmetic article in the appliance to form the skin formulation, wherein the blending comprises moving the blending element to blend the cosmetic article within the container, and wherein the heating comprises heating the cosmetic article within the container with the heating element.