To create a PNG recipe vector wallpaper, you can use the pngjs library. Here's a brief snippet to get you started:

# Install pngjs
npm install pngjs

# Create a new PNG image
const png = require('pngjs').PNG;
const img = new png();

// Add your design or recipe vector data here
img.data = [/* your data */];

// Save the image as a PNG file
img.pack().toBuffer((err, buffer) => {
  if (err) { throw err; }
  // Use this buffer to create your wallpaper
});

This code snippet uses pngjs to create a new PNG image and add some sample data. You'll need to replace the comment with your own design or recipe vector data.

Note: This is just a basic example, and you may need to modify it to suit your specific needs. Additionally, this code assumes you have Node.js installed on your system.