An assembly comprising: foodstuff container including a base portion and a sidewall portion defining a foodstuff-receiving cavity; a chemically-activated heating element operable to generate heat disposed adjacent to an outer surface (22 O) of the base portion; a first foodstuff disposed within the foodstuff-receiving cavity adjacent to an inner surface (22 I) of the base portion, the first foodstuff operable to transition from a first state to a second state upon application of the heat; and a second foodstuff disposed within the foodstuff-receiving cavity and characterized in that: the sidewall portion includes an inner surface having a recess, the assembly further includes a separator disposed within the cavity of the container and including (i) a upper surface (150 I), (ii) a lower surface (150 O) formed on an opposite side from the upper surface (150 I), (iii) a side surface (150 S) connecting the upper surface (150 I) to the lower surface (150 O), (iv) a plurality of passages extending through the separator from the upper surface (150 I) to the lower surface (150 O), and (v) a radially-outwardly-extending projection (150SP, 154) extending from the side surface (150 S) and registered within the recess of the inner surface of the foodstuff container, wherein the separator separates the cavity into a first cavity portion including the first foodstuff and a second cavity portion including the second foodstuff, wherein in the first state the first foodstuff is separated from the second foodstuff by the separator and the first foodstuff is operable to pass through the separator via the plurality of passages when in the second state. foodstuff container including a base portion and a sidewall portion defining a foodstuff-receiving cavity; a chemically-activated heating element operable to generate heat disposed adjacent to an outer surface (22 O) of the base portion; a first foodstuff disposed within the foodstuff-receiving cavity adjacent to an inner surface (22 I) of the base portion, the first foodstuff operable to transition from a first state to a second state upon application of the heat; and a second foodstuff disposed within the foodstuff-receiving cavity and characterized in that: the sidewall portion includes an inner surface having a recess, the assembly further includes a separator disposed within the cavity of the container and including (i) a upper surface (150 I), (ii) a lower surface (150 O) formed on an opposite side from the upper surface (150 I), (iii) a side surface (150 S) connecting the upper surface (150 I) to the lower surface (150 O), (iv) a plurality of passages extending through the separator from the upper surface (150 I) to the lower surface (150 O), and (v) a radially-outwardly-extending projection (150SP, 154) extending from the side surface (150 S) and registered within the recess of the inner surface of the foodstuff container, wherein the separator separates the cavity into a first cavity portion including the first foodstuff and a second cavity portion including the second foodstuff, wherein in the first state the first foodstuff is separated from the second foodstuff by the separator and the first foodstuff is operable to pass through the separator via the plurality of passages when in the second state. the sidewall portion includes an inner surface having a recess, the assembly further includes a separator disposed within the cavity of the container and including (i) a upper surface (150 I), (ii) a lower surface (150 O) formed on an opposite side from the upper surface (150 I), (iii) a side surface (150 S) connecting the upper surface (150 I) to the lower surface (150 O), (iv) a plurality of passages extending through the separator from the upper surface (150 I) to the lower surface (150 O), and (v) a radially-outwardly-extending projection (150SP, 154) extending from the side surface (150 S) and registered within the recess of the inner surface of the foodstuff container, wherein the separator separates the cavity into a first cavity portion including the first foodstuff and a second cavity portion including the second foodstuff, wherein in the first state the first foodstuff is separated from the second foodstuff by the separator and the first foodstuff is operable to pass through the separator via the plurality of passages when in the second state.