01 - Collect and thoroughly rinse all vegetable scraps, removing dirt and any mold.
02 - Place the cleaned scraps into a large stockpot, then add bay leaves, peppercorns, thyme, parsley stems, garlic, and salt.
03 - Pour 10 cups of cold water over the ingredients, ensuring the scraps are fully submerged.
04 - Heat over medium-high until boiling, then reduce to a simmer and cook uncovered for 1 hour, skimming off any foam that forms.
05 - Remove from heat and allow to cool slightly before straining through a fine mesh sieve or cheesecloth into a container, discarding solids.
06 - Adjust salt to taste, then store the broth in airtight containers in the refrigerator for up to 5 days or freeze for up to 3 months.