The ornamental design for a babyformulamaker, as shown and described.
FIG. 1 is a front perspective view of the baby formula maker showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left view thereof where the right view is a mirror image;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is another left side view of the baby formula maker shown in an environment of use with a bottle.
The broken line showing of the bottle in FIG. 7 is for environmental purposes only and forms no part of the claimed design. All other broken lines in the drawings depict portions of the baby formula maker that form no part of the claimed design.