Found this small, hard, brown pill-shaped object behind my kitchen cabinet. It has a weird ridge on the side and looks like a dried bean. What is this?

to prevent the situation from escalating and to protect your household from the health risks associated with cockroaches.
8. Immediate Steps To Take When You Discover A Suspected Egg Case
Upon discovering a suspected cockroach egg case, the first step is to carefully remove it using gloves or a tissue to avoid direct contact. Place the ootheca in a sealed plastic bag and dispose of it in an outdoor trash bin to prevent any eggs from hatching inside your home.
Next, thoroughly clean the area where the ootheca was found,